{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960001203},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960001429","496:4960001917","496:4960001543","496:4960001317","496:4960002160","496:4960001540","496:4960001312","496:4960001785","496:4960001428","496:4960001309","496:4960002159","496:4960001441","496:4960002563","496:4960001810","496:4960002542","496:4960001554","494:4940003587","496:4960000350","496:4960000600","496:4960000737","496:4960001427","496:4960000352","496:4960000817","494:4940003818","472:4720004196"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,494,496,496,496,496,496,496,494,472],"twin_sims":[0.5741438620325066,0.5342413872906611,0.4291877297632364,0.418204426957277,0.38724853376097923,0.3300509500123299,0.3229324593561432,0.3103178720688687,0.304832574713864,0.3009338414164125,0.2954601175649827,0.29535168428120145,0.28031345390160284,0.2758715220833885,0.27462031069173753,0.2674445239722311,0.25102485687664333,0.23389183094994356,0.23049435611209304,0.23039584775412217,0.22695211904900206,0.22514926116742587,0.22486058843044116,0.22275590939448062,0.21806849684639798],"twin_dists":[0.13681588809278067,0.1454255044086031,0.1689228142107177,0.17149186237473477,0.17889602123820886,0.19337855349902394,0.19527112522576212,0.19868318712294022,0.2001915349836538,0.20127317970371014,0.20280568994570966,0.20283621653764744,0.2071363164501552,0.20843297641769754,0.2088005201944589,0.21092857235983525,0.21593587896839944,0.22138907587372422,0.22250110675504362,0.22253351007424627,0.22367208877217493,0.2242727244604959,0.22436919431958802,0.22507504827534253,0.22666324644599584],"n_dims_used":45,"mean_confidence":0.9271926879882812},"coverage":{"mean_confidence":0.9271926879882812,"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}}