{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000774},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000389","494:4940008880","494:4940008487","490:4900007130","490:4900003908","490:4900006019","490:4900000264","494:4940004417","494:4940003592","487:4870006006","496:4960008135","494:4940007777","490:4900003052","490:4900001447","490:4900007723","494:4940008395","490:4900007135","487:4870004110","494:4940004235","496:4960001071","490:4900003220","466:4660008054","494:4940007603","493:4930006996","490:4900006772"],"twin_admin_codes":[490,494,494,490,490,490,490,494,494,487,496,494,490,490,490,494,490,487,494,496,490,466,494,493,490],"twin_sims":[0.24379527971314408,0.22784779519579684,0.22264440693020462,0.16150069013728013,0.14387203117775935,0.1437723232738652,0.12891418386427883,0.12711017580672812,0.11789621755869067,0.11712510101624354,0.11551693418712075,0.10953840883864634,0.10790070835234711,0.10576836084130944,0.10565125321112746,0.1034850272842012,0.10315030306200294,0.10201050821199859,0.1018003192491974,0.0998255388446,0.09722149299302316,0.09666889574649627,0.08963350833808871,0.08896114917995303,0.08742452479346988],"twin_dists":[0.21820664190947106,0.22337486349484842,0.2251125670022911,0.24800558572581521,0.25574598639052576,0.25579170613480945,0.26288651665797536,0.2637891861655308,0.26855773924047316,0.2689695725479925,0.2698351901651017,0.27313688647333234,0.2740655634196676,0.2752912626183163,0.275359131655845,0.27662523980438414,0.2768227155845584,0.2774989271572785,0.2776242704549356,0.2788118940114643,0.2804064152762911,0.2807490868421941,0.28525275073785455,0.2856976321169339,0.28672448134345874],"n_dims_used":45,"mean_confidence":0.9156214396158854},"coverage":{"mean_confidence":0.9156214396158854,"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}}