{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009732},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011013","491:4910005158","490:4900008223","491:4910005207","490:4900009537","490:4900008456","490:4900008568","490:4900010596","490:4900010340","490:4900009954","490:4900008234","490:4900011909","490:4900008663","491:4910005507","490:4900006804","491:4910005755","490:4900010907","490:4900008023","490:4900011845","490:4900009861","490:4900010317","490:4900010518","490:4900007173","490:4900012045","490:4900011364"],"twin_admin_codes":[490,491,490,491,490,490,490,490,490,490,490,490,490,491,490,491,490,490,490,490,490,490,490,490,490],"twin_sims":[0.044816855428481774,0.019815396261599894,0.014775825386085944,0.009600622639178526,0.008880078833794729,0.007892996250752779,0.007541774488388771,0.003515787711585398,0.0034269513902756782,0.0033065792850049953,0.0027203364308323263,0.002219001307121457,0.0018944129983642828,0.0014595598260299185,0.0013077292509384643,0.0010857158635915025,0.0010832454982352593,0.0008520284454709046,0.0008404866507495097,0.0004982328193228166,0.0004824422052856182,0.000375063003885723,0.0003615197985375946,0.00034406985246472486,0.0002940366691809017],"twin_dists":[0.3236544650747656,0.3637086753377458,0.37707298231231884,0.39589047228681534,0.39920066225168,0.4041488487045557,0.4060441375873843,0.4365982230554401,0.43758583929736367,0.43896197529196096,0.44639808107885715,0.4540296928383785,0.4598674314663608,0.46933485738222797,0.47326601907548144,0.4798511940301999,0.4799312593491752,0.48829666113375003,0.4887675648286727,0.5064919541106823,0.5075633685007451,0.5158622658195187,0.517063388742084,0.5186747324009128,0.5237600272318133],"n_dims_used":45,"mean_confidence":0.8842820061577691},"coverage":{"mean_confidence":0.8842820061577691,"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}}