{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000508},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000566","489:4890001875","470:4700008371","484:4840001444","500:5000001006","477:4770000457","500:5000003994","500:5000001626","489:4890002417","477:4770003807","473:4730002503","496:4960007337","475:4750006914","477:4770000191","500:5000006267","500:5000003255","466:4660009085","489:4890002116","477:4770000605","485:4850002212","487:4870006668","477:4770000935","481:4810004004","499:4990001596","479:4790000334"],"twin_admin_codes":[477,489,470,484,500,477,500,500,489,477,473,496,475,477,500,500,466,489,477,485,487,477,481,499,479],"twin_sims":[0.3305036055497129,0.27706035094700915,0.25577112780248906,0.2523467340962018,0.2520000085645189,0.22686850237943093,0.20266468955724937,0.2000257365602171,0.19422567104964047,0.1803359722506048,0.17528709695552167,0.17431672913778984,0.17298123349478936,0.16973411696069343,0.16914843825909523,0.1655849638316913,0.1631612523047789,0.16111703075381884,0.1595150885648154,0.15651841833964591,0.15622876245513884,0.1544672137728877,0.15126567293804058,0.1510675586493514,0.1510592177734624],"twin_dists":[0.1932589723026609,0.2080847011534446,0.21446775132905144,0.21552523122356257,0.21563281031298612,0.2236998761497951,0.23205067139080252,0.2330014351853796,0.2351219354984473,0.2403859691398355,0.24237029806409144,0.2427563217034321,0.24329011399934974,0.24460038953546978,0.24483863231225522,0.2463011246343454,0.24730887223148032,0.24816729408536684,0.24884553426208028,0.25012771503265574,0.2502525960842841,0.2510157305957371,0.25241918115527306,0.2525067420097149,0.25251043029053266],"n_dims_used":45,"mean_confidence":0.9214343600802951},"coverage":{"mean_confidence":0.9214343600802951,"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}}