{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910003531},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910003528","491:4910003530","491:4910002907","491:4910003317","491:4910002608","491:4910003439","491:4910002646","491:4910003353","491:4910002793","491:4910003394","491:4910003185","491:4910003351","491:4910003096","491:4910003480","491:4910003186","491:4910003140","491:4910002838","491:4910003443","491:4910003042","491:4910003514","491:4910001992","491:4910003144","491:4910002593","491:4910003009","491:4910003276"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.7059906169874368,0.5879102947820264,0.5245001103493103,0.48151859722646095,0.4276680615612219,0.2955624545351926,0.25878940922802374,0.25348669424788045,0.2521954651608407,0.25057690762363893,0.24483006385491124,0.2422731417451079,0.23544496420765426,0.23337557527574415,0.22484385289889058,0.2162038520096693,0.20893990030686746,0.20713382245833,0.20226193655364919,0.20128931365194175,0.19717895503717608,0.1961895203639544,0.19321388426435024,0.18945907469161552,0.18694401023427043],"twin_dists":[0.1083737551451007,0.13386285097496692,0.14754446455580122,0.15701502436225856,0.1692766292508967,0.2027768856748208,0.2135430932966509,0.21517219579942964,0.21557215409298752,0.2160753495222039,0.21787899179133957,0.21869024243887905,0.22088424879894356,0.22155736497596698,0.224374789593845,0.2273013957051257,0.2298234375121583,0.23045972224512273,0.23219522275955357,0.23254512275938377,0.23403682152799973,0.23439910287898977,0.23549632610251559,0.23689777510116727,0.23784739441335592],"n_dims_used":45,"mean_confidence":0.8951239691840278},"coverage":{"mean_confidence":0.8951239691840278,"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}}