{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010852},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010849","490:4900010507","490:4900010422","490:4900011091","490:4900010767","490:4900010423","490:4900010056","490:4900009857","490:4900010851","490:4900010594","490:4900010058","490:4900011380","490:4900010055","490:4900010511","490:4900009955","490:4900011062","490:4900010859","490:4900010744","490:4900007999","490:4900007892","490:4900010510","490:4900011314","490:4900011381","490:4900011376","490:4900011977"],"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":[0.3107991625400143,0.2678122333663754,0.23251919506120095,0.22663192676026805,0.22031135030521878,0.18442662811428676,0.11474680669414096,0.10028725823708182,0.09806787178472692,0.09391486839894304,0.07834758498791493,0.06964939556954979,0.0626074417655398,0.058089897339158536,0.05626285495487432,0.05360451902117775,0.05349912572503763,0.05343256212013216,0.05299885179059853,0.05233338697246507,0.05196804119603487,0.050887134760914804,0.04849741192815747,0.04740245283756095,0.04063483771125665],"twin_dists":[0.19855157546914773,0.2108186722656814,0.22183706771957643,0.22377853143716342,0.22590049676749754,0.23880691079710184,0.27025300291759136,0.27853258303341794,0.27988452045694195,0.2824802380587064,0.2931022975442758,0.2997981017939511,0.30573630164863064,0.30984054467586736,0.3115754039315213,0.3141847140194556,0.3142903540473145,0.3143571624283613,0.31479416591671266,0.31547048913061587,0.3158448383761312,0.3169653391676653,0.3195147232594372,0.3207180084789379,0.3287199734257875],"n_dims_used":45,"mean_confidence":0.8916439480251737},"coverage":{"mean_confidence":0.8916439480251737,"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}}