{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003254},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002718","480:4800002717","480:4800003034","480:4800002716","480:4800002611","480:4800002950","480:4800003253","480:4800002994","487:4870010770","480:4800003293","480:4800003353","480:4800004738","480:4800005674","480:4800002951","480:4800003638","480:4800002855","487:4870010115","480:4800002759","480:4800005172","480:4800002768","480:4800002816","480:4800005183","487:4870009855","480:4800002904","480:4800004840"],"twin_admin_codes":[480,480,480,480,480,480,480,480,487,480,480,480,480,480,480,480,487,480,480,480,480,480,487,480,480],"twin_sims":[0.13494101398952668,0.11458371565949493,0.0940932097190377,0.07895008466431307,0.07396821120752978,0.056495466110343194,0.05347211006379617,0.050704797794784144,0.05043314595630065,0.04982960199731156,0.04646461227345533,0.04247442822261806,0.042035049682110553,0.03838044960464228,0.034832691733645484,0.03469221572792649,0.033020277581154174,0.03264335206904508,0.03203135507587278,0.03136155333626069,0.029514483480914074,0.0278178775819001,0.02666737672768564,0.02631744215425584,0.026016155927970037],"twin_dists":[0.25993836188076,0.27034176023141493,0.28236693221122033,0.29266111116297683,0.29639394584781054,0.3113519680987411,0.31431746073836153,0.31715630298027325,0.31744187025654613,0.3180809441659047,0.32176724824712216,0.3264401411957208,0.3269769931043261,0.3316358231195735,0.3365327861459298,0.33673526608349774,0.3392004084185962,0.3397708244566207,0.34070907788760774,0.3417536789982809,0.3447366124057924,0.3476212087394993,0.3496646837353885,0.35030129228438495,0.3508552749282104],"n_dims_used":43,"mean_confidence":0.9133471111918605},"coverage":{"mean_confidence":0.9133471111918605,"n_dims_used":43,"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}}