{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000118},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["495:4950000534","495:4950000035","495:4950000808","480:4800000177","480:4800000096","495:4950000527","495:4950000584","495:4950000811","495:4950000532","495:4950000530","495:4950000069","495:4950000627","495:4950000067","495:4950000768","495:4950000672","495:4950000717","495:4950000070","495:4950000767","495:4950000673","480:4800000145","480:4800000122","480:4800000117","490:4900007158","495:4950000579","495:4950000025"],"twin_admin_codes":[495,495,495,480,480,495,495,495,495,495,495,495,495,495,495,495,495,495,495,480,480,480,490,495,495],"twin_sims":[0.47406160719766893,0.3844693120653845,0.2989311759122117,0.2621710341903692,0.2557803921675687,0.23197604672520158,0.210386415505362,0.20715424954002612,0.2018859548079155,0.1930712605481276,0.1924711877259279,0.1881006861581789,0.1862166130559971,0.18225499505338225,0.17560646416438727,0.1713113588504752,0.16540195552133535,0.1647895112521062,0.15945450425577304,0.15800933551130922,0.1551127917391032,0.14018811016054522,0.14012907879230765,0.1286652972067692,0.11686126075380383],"twin_dists":[0.15868281414540159,0.17957385242450766,0.20183196611522788,0.21251515867357268,0.2144649026412526,0.22201481665051268,0.2293165224486189,0.23045250463612366,0.23233034431300076,0.2355492106206433,0.23577201452299534,0.23740956065209612,0.2381237087690333,0.23964207989779024,0.24224358339984298,0.2439617188115881,0.2463768435815187,0.24663068083713424,0.24887128183220916,0.2494875827171448,0.25073531909669083,0.2574510786425838,0.25747867125536483,0.26301048119948955,0.26911096007989893],"n_dims_used":42,"mean_confidence":0.8929281688871837},"coverage":{"mean_confidence":0.8929281688871837,"n_dims_used":42,"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}}