{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004865},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005001","490:4900004869","490:4900005805","490:4900004043","490:4900001743","490:4900005003","490:4900004737","490:4900006303","490:4900002926","490:4900005404","490:4900002182","490:4900005669","490:4900005932","490:4900006041","490:4900005267","490:4900005252","490:4900004866","490:4900005919","488:4880003367","490:4900001317","490:4900005274","490:4900006039","490:4900006644","490:4900001881","466:4660001746"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,488,490,490,490,490,490,466],"twin_sims":[0.7950367704743133,0.5502999607144987,0.5015214219175844,0.4908366194542243,0.47465004654776893,0.4699235967213172,0.45416390709854737,0.44916257821126476,0.4410469562932034,0.4034137829784244,0.3901042316855696,0.38969296040975887,0.38822643968878817,0.38471992947588596,0.3804577001869509,0.3802061645516329,0.3741568417340165,0.37319587134350424,0.3712739486290041,0.3601870208915391,0.35983721039773925,0.35323091761553127,0.34816714261250603,0.34504222771383514,0.3423460081317975],"twin_dists":[0.08796384992977824,0.1419489250233604,0.15258002299052653,0.15494238151686712,0.15855089863049118,0.15961201005087164,0.16317705932354823,0.16431769890720552,0.1661788530682526,0.17499761750098083,0.17820193026492112,0.1783017440270137,0.17865806589609973,0.1795126333619103,0.1805563940941665,0.18061816689327087,0.18210980108040248,0.18234783851204364,0.18282481747073953,0.18560076483106977,0.18568904850640555,0.18736466848559133,0.18866008263613035,0.18946444094182727,0.19016156026968722],"n_dims_used":45,"mean_confidence":0.9167102389865451},"coverage":{"mean_confidence":0.9167102389865451,"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}}