{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000011202},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990001343","500:5000010807","500:5000010905","468:4680000676","500:5000011135","499:4990004225","499:4990003836","500:5000011334","500:5000010638","499:4990004139","489:4890000433","500:5000010981","500:5000006287","500:5000009719","467:4670001175","468:4680005251","499:4990002559","499:4990004111","499:4990003381","499:4990003554","499:4990004175","485:4850000396","500:5000010899","500:5000009833","470:4700000366"],"twin_admin_codes":[499,500,500,468,500,499,499,500,500,499,489,500,500,500,467,468,499,499,499,499,499,485,500,500,470],"twin_sims":[0.5910069022163114,0.4748589140283209,0.4671802629665614,0.4548199525993603,0.35339650158534114,0.35313056718688685,0.34428907652140317,0.33071013427851964,0.305071030689803,0.296946986041177,0.2856473770557791,0.2798252598270687,0.2784025708553965,0.27709893449297196,0.27487377096406346,0.2722195550664078,0.26830485954533617,0.26722057602421506,0.2663812487297113,0.2648075908948414,0.264466084725517,0.26212940561534065,0.24995428445712045,0.24859302285575524,0.24542488079361222],"twin_dists":[0.1331992618638248,0.1585040879598606,0.160229549846787,0.16302778155070513,0.18732247293020898,0.18739024566036913,0.18965887911148563,0.19320444199930356,0.20012564028256866,0.20238776483092583,0.2055956350826614,0.20727821231354746,0.2076925835206844,0.2080734131575968,0.2087259834288086,0.20950863046895762,0.2106715839754327,0.21099555135111828,0.21124689053329276,0.2117194587442282,0.21182224376438083,0.2125277620300533,0.21626947019003082,0.21669496254439363,0.21769105524801016],"n_dims_used":45,"mean_confidence":0.9259579128689236},"coverage":{"mean_confidence":0.9259579128689236,"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}}