{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800005761},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930001889","472:4720000761","479:4790003737","480:4800003865","470:4700000369","470:4700008188","479:4790003566","470:4700008278","470:4700001744","472:4720000025","479:4790003483","470:4700000919","479:4790000191","479:4790000087","479:4790003899","472:4720001268","472:4720001428","493:4930003754","496:4960004571","489:4890001770","470:4700007717","470:4700002580","469:4690000159","472:4720000028","481:4810002236"],"twin_admin_codes":[493,472,479,480,470,470,479,470,470,472,479,470,479,479,479,472,472,493,496,489,470,470,469,472,481],"twin_sims":[0.5015315846944536,0.48972818494013715,0.4626134243266591,0.45635412759896943,0.4326301122376357,0.42997415864691885,0.42747633980344446,0.4201152338831398,0.41399851258292747,0.4029981146745875,0.40297230398941397,0.39407779864391873,0.39393604397901477,0.37162465856040966,0.37036336468642145,0.3614950851965278,0.36014875934706525,0.35931819060070064,0.35808964885907146,0.3568956926412141,0.3513748711230759,0.34798375701144824,0.34650350002895103,0.34232661478492066,0.3420758477994238],"twin_dists":[0.152577782868345,0.1551883032267536,0.16126034631360645,0.16267899892837426,0.16812322964852944,0.1687399161381229,0.16932130330174772,0.17104289897361719,0.17248318637749704,0.1750969547953387,0.17510312460654148,0.1772400826099533,0.17727431816079695,0.18273768809733087,0.1830512309807725,0.1852710279597176,0.1856104189832704,0.18582011733045867,0.18613074942983554,0.18643316111437608,0.18783834844427952,0.18870718094520275,0.1890878301786686,0.19016658507247008,0.19023157231265686],"n_dims_used":43,"mean_confidence":0.9215403712073038},"coverage":{"mean_confidence":0.9215403712073038,"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}}