{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001403},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001153","490:4900002450","490:4900003701","490:4900001285","490:4900003439","496:4960008140","490:4900006620","490:4900007361","490:4900002742","490:4900002289","490:4900001977","490:4900005088","490:4900012635","490:4900002132","490:4900002893","490:4900005883","490:4900004812","494:4940008786","490:4900001984","490:4900006153","490:4900003037","490:4900007112","490:4900002134","490:4900004262","490:4900003065"],"twin_admin_codes":[490,490,490,490,490,496,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,490,490],"twin_sims":[0.351475615327762,0.3002493819037224,0.2897856980273488,0.28848778516413837,0.27496794515839046,0.2549574297224905,0.229042514603573,0.22630011569204286,0.2262527145230334,0.22440354072927102,0.2183176611911997,0.21356050155657808,0.20617544909586477,0.20466013909644185,0.20308167731233492,0.20008743955218786,0.19766601388239807,0.19736673834204588,0.19658630348564993,0.1938243416745461,0.1857392027539476,0.17627612233679057,0.17593319352410758,0.1698476282807586,0.1633769405426251],"twin_dists":[0.18781260419008028,0.201463913279764,0.20441217833849237,0.20478225436721828,0.20869829972430887,0.21471820978133635,0.22297960359211627,0.2238889418525478,0.22390472339713988,0.22452210099090514,0.2265782515213273,0.2282124325670409,0.2307988970265528,0.23133738129818293,0.2319012187647942,0.23297910649378636,0.2338589470607675,0.23396820687554123,0.23425366916907528,0.23527027641654288,0.23830547365974922,0.24197841663602893,0.2421141174876068,0.24455428365382736,0.2472187546214206],"n_dims_used":45,"mean_confidence":0.9174197726779514},"coverage":{"mean_confidence":0.9174197726779514,"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}}