{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002248},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002399","490:4900002692","490:4900002546","490:4900002398","490:4900001242","490:4900002247","490:4900001636","490:4900002693","490:4900004215","490:4900001107","490:4900001926","490:4900002681","490:4900001243","490:4900001495","490:4900004489","490:4900002082","490:4900004079","490:4900003249","490:4900002547","490:4900004491","490:4900003800","490:4900003534","490:4900002839","490:4900002694","490:4900003941"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6949691589172117,0.6782301912693649,0.6530247223586799,0.6416187471124557,0.5995870342166884,0.5036074070456108,0.47165549547335744,0.4328980686736496,0.4239711790266506,0.35795257807130193,0.3545841160085518,0.34549182631139175,0.3224649251420688,0.3143041637911426,0.3021701032476608,0.29462057202432573,0.27154075625741403,0.2689072321187737,0.2607331045143275,0.25301043442569826,0.24729293887615558,0.24101071355066292,0.22323144120939578,0.2189611490566797,0.20528896426013232],"twin_dists":[0.11079562141054655,0.11444713931657162,0.11989888458556355,0.12235265885116366,0.13136136859094752,0.15212048162342018,0.15922277838540216,0.16806109795175292,0.1701395241299489,0.18616544111294392,0.18702013479871973,0.18934847704219776,0.19539623372944293,0.1975966028070606,0.2009293195770881,0.20304221520355337,0.20970954038702236,0.21049195495157677,0.21295123156271806,0.21531956608476363,0.21710272856727994,0.21909282421383847,0.22491518017953827,0.22635904582195793,0.23111359046174526],"n_dims_used":44,"mean_confidence":0.915119778026234},"coverage":{"mean_confidence":0.915119778026234,"n_dims_used":44,"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}}