{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003457},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003324","490:4900003199","490:4900003724","490:4900001840","490:4900003060","490:4900003866","490:4900002301","490:4900002455","490:4900002601","490:4900002452","490:4900002750","490:4900003332","490:4900004147","490:4900002453","490:4900003058","490:4900004156","490:4900003864","490:4900003589","490:4900003340","490:4900002465","490:4900004577","490:4900003209","490:4900003061","490:4900002908","490:4900003879"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.7696218860278928,0.7534088168719005,0.7485504332871707,0.7404654763358058,0.7239140009693577,0.6955547559347588,0.683416406361949,0.6715452436557388,0.6567554915350177,0.6556487005282746,0.6404453586977356,0.6109787216881624,0.6090317212330477,0.6064517307272482,0.5969870920372302,0.5965339008003934,0.5831872211318205,0.5822645426948965,0.5732351115619289,0.5653945261607676,0.5625238890442166,0.5547400266695598,0.5411742585990541,0.5390262617632838,0.525392371972265],"twin_dists":[0.09398749191747348,0.09773385778849819,0.09884407532934197,0.10068016823418292,0.10439884169755156,0.11066732129820536,0.11331888510913904,0.11589781064467304,0.11909476163520055,0.11933340438301997,0.12260474517707927,0.12892202078552473,0.12933893988882414,0.1298913881152582,0.13191818921042314,0.1320152546713429,0.13487539105804996,0.13507326229867406,0.1370110384651637,0.1386961647037163,0.1393138237835099,0.14099078818253719,0.14392225735631903,0.14438760552759536,0.14735002325342253],"n_dims_used":45,"mean_confidence":0.9167206658257379},"coverage":{"mean_confidence":0.9167206658257379,"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}}