{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000004},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000438","485:4850003385","494:4940000988","487:4870004110","490:4900000774","496:4960009177","490:4900003229","490:4900003220","496:4960008390","487:4870002554","466:4660014446","469:4690001834","490:4900006772","490:4900000021","490:4900000024","478:4780004595","493:4930007125","494:4940000990","478:4780007365","494:4940008601","494:4940008880","496:4960011639","490:4900000063","490:4900001901","494:4940000934"],"twin_admin_codes":[490,485,494,487,490,496,490,490,496,487,466,469,490,490,490,478,493,494,478,494,494,496,490,490,494],"twin_sims":[0.13564370864235495,0.0968761277775408,0.08016409737023811,0.05910279950807375,0.05614835345014611,0.05252633655620232,0.05069547026731334,0.04637248880603002,0.04301134534011617,0.042472289453607176,0.04180405683815253,0.03772383624714444,0.03719683752823142,0.036697668356045,0.03629093046169461,0.03545119459959168,0.03543789449050443,0.034712871074764194,0.03385781186786693,0.03270042210073963,0.03261201286006015,0.03157597752553458,0.029510500946620045,0.028742214416193266,0.028555540053110673],"twin_dists":[0.25960111069360836,0.28062040006610006,0.2917802864680622,0.3088980514372289,0.3116856693698263,0.3152736596796876,0.31716608717476735,0.3218712676859634,0.3257904220680389,0.326442743090206,0.32726112816135033,0.33251232749989273,0.33322521284086437,0.3339083958808089,0.33447092988619825,0.33564946667946916,0.33566832293001114,0.3367054500741194,0.3379525585414085,0.3396840981117466,0.33981850409733105,0.3414172107499616,0.34474321492636556,0.3460314748462383,0.34634895129567506],"n_dims_used":45,"mean_confidence":0.9167531331380209},"coverage":{"mean_confidence":0.9167531331380209,"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}}