{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011708},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012111","490:4900011586","490:4900011083","490:4900011647","490:4900009939","490:4900011235","490:4900012097","490:4900011233","490:4900011172","490:4900011975","490:4900010772","490:4900011368","490:4900011841","490:4900011849","490:4900011835","490:4900011904","490:4900011299","490:4900011775","490:4900011836","490:4900012041","490:4900011588","490:4900011249","490:4900011583","490:4900011248","490:4900011571"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.25530760410118136,0.1491240788332475,0.14455334339814538,0.11769495740173605,0.11024913050328267,0.10276537728323785,0.09887666674112883,0.09161301739652272,0.078781721013522,0.07454556096414723,0.0692611939682899,0.06217394166668668,0.05462454661475809,0.05394237422564066,0.05393902661198808,0.05178913954817573,0.048559908142394054,0.04488661239707539,0.043586150811387676,0.03727895687216013,0.036858848011723025,0.03288033479530799,0.03244852140098049,0.02649253962619208,0.02647658268798773],"twin_dists":[0.21461036316679208,0.2533702180596551,0.25543420715580395,0.26866502749232507,0.2727372057507489,0.277050427344832,0.2793890927534455,0.283958138955363,0.2927841240559299,0.2959511461304057,0.30011240174711645,0.30611939077974415,0.3131710952819884,0.31384722462794823,0.3138505600119483,0.31602894692462086,0.3194467311526197,0.32357340090660897,0.3251023718187402,0.33311356685908045,0.33368694156186307,0.33941153742355507,0.3400678772524853,0.3499818448058234,0.3500108810845112],"n_dims_used":45,"mean_confidence":0.8914979722764756},"coverage":{"mean_confidence":0.8914979722764756,"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}}