{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001256},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001257","477:4770002200","477:4770000993","477:4770001613","477:4770000492","477:4770001605","477:4770001541","500:5000001122","477:4770000323","477:4770000824","477:4770001238","489:4890001878","477:4770002078","477:4770001529","489:4890002693","489:4890002776","500:5000001232","477:4770001762","477:4770000547","477:4770001761","477:4770004004","477:4770001533","477:4770000891","489:4890001947","489:4890002605"],"twin_admin_codes":[477,477,477,477,477,477,477,500,477,477,477,489,477,477,489,489,500,477,477,477,477,477,477,489,489],"twin_sims":[0.7697496767513266,0.666946896070745,0.6437886028483585,0.5975476810490156,0.5933504092599386,0.586901069331305,0.5730612165851798,0.5715859476365354,0.5703370732530573,0.5431240066139313,0.5316162981174715,0.5242433562499994,0.5209939124412989,0.508298901384497,0.5078300883476821,0.5068961940067566,0.4970291854072891,0.4932596601605586,0.4885920649977127,0.4878181057548044,0.48561561476518394,0.48131129168119063,0.47595650412456975,0.4661630080104708,0.45370053130607685],"twin_dists":[0.09395769081333047,0.1168935108060602,0.12188633979102975,0.13179812418871986,0.13269717454656596,0.13407916616780857,0.13704838523819823,0.1373652703021744,0.1376335939107027,0.1435001555169489,0.14599571100395325,0.14760043007471713,0.14830926325031493,0.15108881548819098,0.15119179439162223,0.15139700688157107,0.15357146375994737,0.15440536861519402,0.1554405404860689,0.15561247345288853,0.1561022059505293,0.15706127672026451,0.15825821070553425,0.16045885457633832,0.1632825442997498],"n_dims_used":45,"mean_confidence":0.9223649766710069},"coverage":{"mean_confidence":0.9223649766710069,"n_dims_used":45,"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}}