{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000435},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000642","466:4660013087","487:4870001353","487:4870000134","466:4660013090","466:4660011808","487:4870000714","487:4870002430","487:4870001642","466:4660011806","487:4870003237","487:4870001923","487:4870000390","466:4660012967","487:4870001166","487:4870000212","490:4900012895","487:4870001548","487:4870002157","487:4870001069","487:4870000557","487:4870001831","487:4870001152","490:4900012478","490:4900012539"],"twin_admin_codes":[487,466,487,487,466,466,487,487,487,466,487,487,487,466,487,487,490,487,487,487,487,487,487,490,490],"twin_sims":[0.25432392201530907,0.2484681483839743,0.15611962893486314,0.12926574668672858,0.1210904753916476,0.1185173769918818,0.11817032824099949,0.10627263474274992,0.1011552774138413,0.09605600772469171,0.0959778209518772,0.08844098878996984,0.08682350317564623,0.08462330704053372,0.08213734948755182,0.07558606662461818,0.07214508578197898,0.06817700721898974,0.06651453970305576,0.06095859287259169,0.06069551292222767,0.05953948454886574,0.059130557350487126,0.05677226809258437,0.05643747572566968],"twin_dists":[0.2149135562891183,0.21673406945603677,0.2502996913380688,0.26271171944019417,0.266873413210759,0.26822749233031906,0.26841184111543465,0.2749996792184519,0.27801019892405976,0.2811309509512534,0.28117980345931126,0.2860436414487,0.28713001773868985,0.28863391807345445,0.2903711492141072,0.29516007107411496,0.297810786223309,0.3009978418668896,0.3023780818047291,0.3072052149743509,0.3074425943607468,0.3084958198741773,0.30887241095210793,0.3110870725220667,0.3114075998410045],"n_dims_used":43,"mean_confidence":0.90708710426508},"coverage":{"mean_confidence":0.90708710426508,"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}}