{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001353},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001105","489:4890000584","489:4890001427","478:4780002209","487:4870012254","478:4780001384","478:4780001297","476:4760000342","489:4890001109","478:4780000990","476:4760000036","478:4780000349","478:4780003120","469:4690007783","475:4750011999","487:4870008247","469:4690007350","489:4890001169","473:4730006088","476:4760000065","489:4890000863","489:4890001425","474:4740001063","498:4980001881","475:4750011941"],"twin_admin_codes":[489,489,489,478,487,478,478,476,489,478,476,478,478,469,475,487,469,489,473,476,489,489,474,498,475],"twin_sims":[0.24610138251398544,0.09875244483585503,0.08453015279709856,0.0676891691601763,0.06416925050147594,0.06243088110297304,0.05894601573133799,0.055434845383144284,0.05422241263299076,0.05163914157854925,0.049004079663547535,0.04844706413480322,0.047850206959061614,0.047833786974723326,0.04673133683630376,0.04509962311425195,0.04488375738509344,0.0446756931073799,0.04407808766834342,0.04201336840770205,0.04073550368202652,0.04021392935175431,0.03995015458894189,0.03942535480197805,0.03823911708101062],"twin_dists":[0.21747766603429064,0.2794649778672652,0.2886982762467945,0.30139999408864304,0.30437388541313243,0.3058920671084416,0.3090430622333336,0.3123769994902988,0.31356881468757525,0.31618371838104536,0.3189655921221358,0.31956955183512414,0.32022317943560275,0.3202412572578584,0.3214670517287809,0.32332651473176993,0.32357671662448306,0.32381883338694045,0.32451954641897385,0.3270036063651606,0.3285929884745308,0.3292538208605823,0.32959078188162205,0.33026681957686665,0.3318234073637483],"n_dims_used":45,"mean_confidence":0.9140584309895833},"coverage":{"mean_confidence":0.9140584309895833,"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}}