{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000541},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000418","489:4890000459","489:4890000416","489:4890000818","489:4890000547","489:4890000600","489:4890000499","489:4890001446","489:4890000765","489:4890000415","489:4890000822","489:4890000498","489:4890000342","489:4890000597","489:4890000704","489:4890000878","489:4890000308","489:4890000745","489:4890001371","489:4890000387","489:4890000224","489:4890001182","489:4890000594","489:4890001000","489:4890000937"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9381320560990014,0.8610275170946077,0.8424874581852018,0.8409418120987132,0.8167410055216913,0.8015348125862163,0.7975739256486246,0.7707236991726586,0.740571353966801,0.7376597803997356,0.7191456672143364,0.7016262038026372,0.7008683577691828,0.6960462977756654,0.6901985661401977,0.6804937833663811,0.6776379651857591,0.673430309841518,0.6723855706776317,0.6706955237273797,0.6681391597342908,0.6603543658333704,0.650774921104885,0.6442415344739774,0.643698374614985],"twin_dists":[0.046416115229985525,0.07104711758605939,0.07603959984071655,0.07644585097078936,0.08263799245326547,0.08638886832629551,0.087350755523183,0.09373039795669581,0.10065621171119765,0.10131418150595367,0.10546117773070351,0.10933464872712101,0.10950124641203332,0.11055959655298304,0.11183934621915757,0.11395501500545659,0.11457581567667459,0.11548913257658631,0.11571566645119215,0.11608193153176555,0.11663550469133216,0.11831824828242969,0.1203834134280649,0.12178897480915928,0.12190573469843691],"n_dims_used":45,"mean_confidence":0.9146714952256945},"coverage":{"mean_confidence":0.9146714952256945,"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}}