{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004518},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004432","480:4800004517","488:4880000424","480:4800004429","466:4660009642","488:4880000420","480:4800004689","480:4800005759","496:4960005086","479:4790004135","485:4850000628","496:4960006079","481:4810001565","488:4880000643","470:4700008264","480:4800004431","470:4700000184","488:4880000053","496:4960004956","493:4930000529","485:4850002026","485:4850000146","493:4930000613","468:4680005915","470:4700008639"],"twin_admin_codes":[480,480,488,480,466,488,480,480,496,479,485,496,481,488,470,480,470,488,496,493,485,485,493,468,470],"twin_sims":[0.5474186340166353,0.3647393616850694,0.34733428691362883,0.3336059879546573,0.3252490330094041,0.31456569498961806,0.3008357572217557,0.29995291313609895,0.2908649099597493,0.28616737457572883,0.2807022045058474,0.26936085073338734,0.2620516375290824,0.26166883544929803,0.26082862656175265,0.2588610922996021,0.25212209201458,0.251597074571554,0.24910500447534056,0.24740719574630962,0.24532519286015067,0.24109504312799443,0.23394284760108996,0.22819626396804304,0.2275567933564952],"twin_dists":[0.14257136420328653,0.1844558158849498,0.18887408736050737,0.19244179571807857,0.19465271133792647,0.19752558961907504,0.20130049658409452,0.20154660701933516,0.20410521289536138,0.2054463668061015,0.20702343152235966,0.21035684917185654,0.21255131024892537,0.21266728681559363,0.21292221639875528,0.21352121596373885,0.21559492053438364,0.21575794786100294,0.21653475681415563,0.217066837315237,0.2177225318564899,0.2190658894084846,0.22137245869322172,0.2232594350725222,0.22347134587227568],"n_dims_used":43,"mean_confidence":0.9208772348803144},"coverage":{"mean_confidence":0.9208772348803144,"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}}