{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011337},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011859","490:4900011925","490:4900011472","490:4900011476","490:4900010520","490:4900011999","490:4900012067","490:4900011406","490:4900011852","490:4900011605","490:4900012143","490:4900011102","490:4900009161","490:4900012065","490:4900008388","490:4900011939","490:4900012069","490:4900010171","490:4900011932","490:4900012194","490:4900011924","490:4900012068","490:4900009473","490:4900009567","490:4900009467"],"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":[0.6453830531358781,0.541466749335619,0.5252344114562157,0.4808713524302582,0.45652000652582314,0.42844283468322725,0.38854497609289834,0.3866790024010179,0.32842454424742445,0.3264732228991353,0.30770343352768037,0.30581146067331805,0.2897665302462928,0.27572082655998614,0.2731100590935349,0.2721641584938408,0.2708657438703275,0.26612071955897126,0.25105840077606695,0.24719402081185274,0.24601394347746508,0.24307043391303354,0.2364699733882557,0.23509446058013966,0.23305144186907195],"twin_dists":[0.12154354497450211,0.14385891810071474,0.14738444055688807,0.15715945333947007,0.16264131320782477,0.1690961792587538,0.17858061702964415,0.17903473708741435,0.19380895771245008,0.19432689894930258,0.19940017405239782,0.1999212202990874,0.2044176364748805,0.20847718914724758,0.2092455275039379,0.209525015096046,0.20990963686161052,0.21132500693793824,0.21592544135556171,0.2171338100759745,0.2175052257025171,0.2184366894571877,0.22055227475071007,0.22099798473943186,0.22166315092678412],"n_dims_used":45,"mean_confidence":0.9127721998426649},"coverage":{"mean_confidence":0.9127721998426649,"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}}