{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":479,"cluster_id":4790001397},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["479:4790000894","479:4790001877","479:4790001180","479:4790000904","479:4790001181","479:4790001108","479:4790000837","479:4790001406","479:4790000901","479:4790000486","479:4790004157","470:4700007902","479:4790003312","479:4790001476","479:4790000484","479:4790001251","479:4790001400","479:4790000481","479:4790000558","479:4790001107","479:4790001323","479:4790001563","479:4790001045","479:4790000759","479:4790001337"],"twin_admin_codes":[479,479,479,479,479,479,479,479,479,479,479,470,479,479,479,479,479,479,479,479,479,479,479,479,479],"twin_sims":[0.7783547751871421,0.7352168702030188,0.7286687482213907,0.6955855571425327,0.6928996809622248,0.6724786132986196,0.6695568298701496,0.6647025465244867,0.6500529418749985,0.6484093616925022,0.6474227245152404,0.6404021657000034,0.6262320562074112,0.6251317454603905,0.6241401551431612,0.623382702692959,0.620013477328896,0.6155141178540026,0.6116953658230968,0.6093903613515217,0.6030766069374333,0.5949674554644593,0.5940093792046595,0.5936252107550678,0.5825880232649949],"twin_dists":[0.0919402858890988,0.1018649512875719,0.10333571003800666,0.11066057184883211,0.11124870746911815,0.11569549547626988,0.11632857659497552,0.1173788971335219,0.12053884372546692,0.1208925768058766,0.1211048551820198,0.12261402350867673,0.12565439265893744,0.12589023648595404,0.12610275394762388,0.12626507715097635,0.12698697592520788,0.1279507466811522,0.12876855836833753,0.12926214391299476,0.13061410065631296,0.13235077820168287,0.13255600845381096,0.1326383051400324,0.13500388824196985],"n_dims_used":45,"mean_confidence":0.920947774251302},"coverage":{"mean_confidence":0.920947774251302,"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}}