{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880000968},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880000932","488:4880000937","499:4990000681","488:4880001112","496:4960004631","496:4960004782","488:4880002689","472:4720000611","488:4880000841","499:4990003011","488:4880003420","488:4880002574","466:4660003307","488:4880000564","488:4880001163","470:4700001147","499:4990004187","481:4810001807","496:4960006598","479:4790006014","479:4790000423","469:4690000802","466:4660013069","479:4790001091","488:4880001461"],"twin_admin_codes":[488,488,499,488,496,496,488,472,488,499,488,488,466,488,488,470,499,481,496,479,479,469,466,479,488],"twin_sims":[0.6217664900327785,0.5218005123845144,0.4218552413209798,0.34114034630246187,0.3232880530218322,0.3127180906942739,0.2948207277871866,0.27642097188135606,0.27027023564796904,0.2607887086619803,0.2573494223032169,0.2558880020099949,0.24862808132002936,0.24313754813008084,0.23483190587743508,0.2315290797507815,0.22565766040944532,0.2235615919145883,0.22191634393880766,0.218259012939251,0.21448014681510216,0.21326313552791962,0.20963451097089986,0.20341354004381668,0.20253264569823343],"twin_dists":[0.12661139638643673,0.14813321698410542,0.1706348184321214,0.19047423599704277,0.195176038754302,0.19802798833835258,0.2029857892056253,0.20827189771484478,0.21008642128493657,0.21293434079197288,0.21398338227113134,0.2144318186141579,0.21668398555593588,0.2184153705105703,0.2210832546155866,0.22216129502553636,0.2241030251526905,0.22480432094408206,0.22535785688079232,0.22659825174470788,0.22789461573734568,0.22831539608872678,0.22957972216636352,0.23178242625842857,0.2320980412589984],"n_dims_used":45,"mean_confidence":0.924360826280382},"coverage":{"mean_confidence":0.924360826280382,"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}}