{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003200},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800005793","480:4800006277","474:4740005748","487:4870000053","480:4800003246","475:4750000622","480:4800002755","474:4740005749","475:4750000336","475:4750000381","665:6650003314","492:4920000018","480:4800005792","475:4750000181","480:4800006451","475:4750000508","472:4720001248","495:4950002182","475:4750000108","475:4750000658","497:4970002888","480:4800002704","494:4940001458","480:4800006496","475:4750000130"],"twin_admin_codes":[480,480,474,487,480,475,480,474,475,475,665,492,480,475,480,475,472,495,475,475,497,480,494,480,475],"twin_sims":[0.0029796343428659606,0.0005425841897998998,0.0003768455395423905,0.0002827035697631164,0.0001763817190182459,0.0001038158512898471,0.00004206308233279212,0.00003122180975470543,0.000029726575091166674,0.000023379108947708583,0.00002107401227689094,0.000012510766095868293,0.00001003174825582794,0.000009008383980042275,0.000008366343874496787,0.000007999120801986318,0.00000683174471935749,0.000004229157248623705,0.000003747475072922739,0.0000035493063962424636,0.000002425551700332078,0.0000023530123979988383,0.000002327580461230318,0.0000014843522848432527,0.0000013084822906738547],"twin_dists":[0.4429445384572358,0.5036440618168926,0.5157072117318052,0.5250243147260354,0.5399674545741464,0.5562781241090003,0.5830291284086127,0.591589157866092,0.5929867456492353,0.5997802292145252,0.6026923480805612,0.6171135194115052,0.6231202946277675,0.6260261456495647,0.6280151593784088,0.6292195457906263,0.6334342492372557,0.6460784605862552,0.6492276949673692,0.6506376971380957,0.6604331976168402,0.6612082005938424,0.6614853610626905,0.6728584499587963,0.6760124296225032],"n_dims_used":43,"mean_confidence":0.8918627361918605},"coverage":{"mean_confidence":0.8918627361918605,"n_dims_used":43,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}