{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004348},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004516","480:4800004430","481:4810002383","480:4800004686","472:4720001141","481:4810001736","496:4960005155","496:4960006347","473:4730003467","480:4800004377","478:4780003604","493:4930003047","493:4930001555","496:4960005307","496:4960004862","480:4800004432","493:4930001037","496:4960005466","472:4720001086","473:4730003367","469:4690001923","478:4780003497","480:4800003872","496:4960006544","500:5000003398"],"twin_admin_codes":[480,480,481,480,472,481,496,496,473,480,478,493,493,496,496,480,493,496,472,473,469,478,480,496,500],"twin_sims":[0.3087688266334624,0.281151688417742,0.22949930390289108,0.21258600845553974,0.19926647173194836,0.1955648972585494,0.17618160149883735,0.1643724615861392,0.16218325724705324,0.16112229726113764,0.15915150588888635,0.1506723078120729,0.14377584792406273,0.12712356745407136,0.12397866199945384,0.12306065817065613,0.11859084811958955,0.11122442296849906,0.10761119703058669,0.10034335571362694,0.1000603309484441,0.09952803673122634,0.09789029867376581,0.09640719992124505,0.09575965092113983],"twin_dists":[0.1991075785242357,0.20689302904679685,0.22282883998830236,0.2285502154914042,0.233276582774687,0.2346284608448513,0.24201580083263,0.2468039241314189,0.24771857876252606,0.24816507241697935,0.24900015927887997,0.2526816842341396,0.2557900895517855,0.2637824497780858,0.26537942754364485,0.2658513871527845,0.2681885182342011,0.27219197113008714,0.27423086873198904,0.2784987162289917,0.27866973358520747,0.2789924002342121,0.2799937218149555,0.28091190467648836,0.2813162857992541],"n_dims_used":43,"mean_confidence":0.9208314585131269},"coverage":{"mean_confidence":0.9208314585131269,"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}}