{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000333},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000391","487:4870000713","487:4870000383","487:4870000445","487:4870001079","487:4870001065","487:4870000181","487:4870000452","487:4870000451","487:4870000146","487:4870000144","487:4870000112","487:4870000512","487:4870000715","487:4870001546","466:4660013089","466:4660013381","497:4970002026","487:4870001808","487:4870001552","487:4870000797","487:4870001258","487:4870000143","487:4870000087","487:4870001259"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,466,466,497,487,487,487,487,487,487,487],"twin_sims":[0.39011444148296526,0.3317235415264898,0.31747289200190415,0.31677869424279437,0.2627283870534198,0.22286810758696496,0.2170419615582261,0.21630520183585555,0.18436875698119545,0.1805737262183699,0.16455854666862096,0.15505942719795915,0.1428066001231938,0.1165189843263235,0.1142363269610826,0.11388045868890513,0.11155979443034729,0.10911291899181481,0.10777057596536287,0.10684874029064166,0.10599758114124551,0.10184079737563292,0.09658082417504886,0.0944791162038805,0.0941311846404128],"twin_dists":[0.17819945301920284,0.19293713947802474,0.1967384451383849,0.19692603237016607,0.21234653660543665,0.2250373080899849,0.22701410797261307,0.22726661514061292,0.23882907678815657,0.24029350328451868,0.24672658479026766,0.25075846595297513,0.2562357485692667,0.26929474557820976,0.2705311403647764,0.27072560325754025,0.2720053360377052,0.2733771257505372,0.2741398238580477,0.27466787363617784,0.2751585882413554,0.2776001161753373,0.28080384311623896,0.2821223320596115,0.2823428274201867],"n_dims_used":43,"mean_confidence":0.9075610138649164},"coverage":{"mean_confidence":0.9075610138649164,"n_dims_used":43,"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}}