{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004755},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007290","490:4900003508","490:4900004757","490:4900004201","490:4900004756","490:4900006068","490:4900005034","490:4900005679","490:4900005821","490:4900007649","490:4900004743","490:4900004340","490:4900005415","490:4900007289","490:4900007882","490:4900005944","490:4900006679","490:4900004061","490:4900006800","490:4900009920","490:4900005022","491:4910002111","490:4900005945","490:4900005035","490:4900004057"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490],"twin_sims":[0.11435052436710691,0.09666708100806709,0.09549103106775629,0.04261819726329209,0.039407595725600736,0.03712512228227747,0.03287736482331983,0.0321689420160087,0.015474973617229477,0.014965933962084097,0.013345370474366878,0.013263571717049545,0.011567429815660807,0.01128889529349057,0.008574942203549095,0.007673194199208344,0.007641953773142358,0.007310338839812616,0.007173441580124908,0.006923228652971634,0.004026265501220736,0.003931660037377848,0.003824146364950818,0.0036623484518667746,0.003623781177933088],"twin_dists":[0.2704688364311975,0.28075021471421274,0.28148466492954793,0.3262654929666164,0.3302898292376505,0.3333228849720572,0.3394160264685294,0.340496816926942,0.3749992251388174,0.37650068337605175,0.3816005830247492,0.3818722485694472,0.3878688856104571,0.38892739489443834,0.4006753606877828,0.4053258655141456,0.4054956034035112,0.4073368170250287,0.40811886442517553,0.40958357295161574,0.4313286391719662,0.4322574747497202,0.43333805552379406,0.4350175249471965,0.4354278162239037],"n_dims_used":45,"mean_confidence":0.9019795735677083},"coverage":{"mean_confidence":0.9019795735677083,"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}}