{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001024},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001126","480:4800001023","495:4950001167","495:4950001799","495:4950001223","480:4800000672","495:4950001433","495:4950001166","480:4800000862","495:4950001063","480:4800000598","495:4950001626","495:4950001502","480:4800000596","480:4800001172","495:4950001278","480:4800001186","495:4950001553","480:4800000520","495:4950001061","480:4800001173","495:4950001044","495:4950001264","480:4800000903","480:4800000328"],"twin_admin_codes":[480,480,495,495,495,480,495,495,480,495,480,495,495,480,480,495,480,495,480,495,480,495,495,480,480],"twin_sims":[0.5944801167793802,0.48160618199615146,0.47542938977566457,0.420866006391881,0.41803400458757284,0.37588355531083345,0.36399703413506207,0.3460999355175851,0.3370423279868428,0.3309895201306539,0.3287422200571926,0.30793781020560296,0.29224621824414154,0.2875937583504447,0.2869774445860303,0.2545643281827139,0.2450389542251162,0.2326146297056472,0.2161305677640083,0.20597644156364117,0.19718927629678956,0.18863102859985464,0.18467915613692829,0.1841461368430388,0.18388479351179127],"twin_dists":[0.13245516980190236,0.1569954850381344,0.15837626931209484,0.17086673442513123,0.1715319471913223,0.18168283812883756,0.1846420209337485,0.18919175592556006,0.19154146828875235,0.19313070473995045,0.1937247975170531,0.19933575578786322,0.2037133078652101,0.20503774881260026,0.20521415558573727,0.21483938906318453,0.21781295794106373,0.2218058642950426,0.2273265517503717,0.23086946210430986,0.23403304904078684,0.23720944223949375,0.2387102439619354,0.2389143911961744,0.23901463821106683],"n_dims_used":43,"mean_confidence":0.9027290344238281},"coverage":{"mean_confidence":0.9027290344238281,"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}}