{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007004},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006633","494:4940008888","466:4660003760","466:4660003774","466:4660003940","490:4900001688","494:4940007654","490:4900001149","490:4900001421","490:4900007237","494:4940008210","490:4900005098","494:4940008665","466:4660004779","490:4900006400","490:4900008538","490:4900001151","494:4940007230","490:4900004583","490:4900006512","490:4900001536","490:4900004951","490:4900007002","494:4940007695","490:4900007729"],"twin_admin_codes":[490,494,466,466,466,490,494,490,490,490,494,490,494,466,490,490,490,494,490,490,490,490,490,494,490],"twin_sims":[0.19886561863537094,0.15993343024184237,0.1505122965621018,0.14614591878406416,0.14237858365532766,0.1390221108468651,0.10282937869124621,0.09751126063846725,0.09236453807337588,0.0825426653055161,0.08188248846251436,0.07790818399923961,0.07719056934414498,0.07706063571143879,0.07344558471884016,0.0724797362490565,0.07235531923102041,0.07131244769487938,0.06568153044069681,0.0629440016436839,0.06225116111623476,0.06146558542294823,0.0600755926896153,0.056941753917064755,0.056642329157334366],"twin_dists":[0.2334221384951047,0.24866793819646565,0.2527526029354658,0.25470964534410584,0.25643326555996054,0.2579977063864401,0.27701251976264774,0.2802273383425612,0.28347243296682734,0.2900850664125561,0.29055161575097227,0.2934257757263902,0.2939572379395758,0.2940538909211332,0.29679719005627236,0.2975485589363818,0.2976459356207992,0.2984675307418208,0.30308028117399805,0.3054403760176315,0.30605099109201883,0.3067501139916517,0.30800531515730944,0.3109254029570966,0.31121128910121926],"n_dims_used":45,"mean_confidence":0.9213749355740017},"coverage":{"mean_confidence":0.9213749355740017,"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}}