{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003491},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700005443","490:4900005403","490:4900003762","490:4900001425","472:4720005190","490:4900002620","490:4900002158","466:4660000265","487:4870003302","490:4900002585","487:4870011459","490:4900002609","466:4660007653","487:4870003566","490:4900004451","490:4900003583","496:4960008470","496:4960010118","466:4660004097","490:4900000212","479:4790001061","488:4880005300","490:4900004011","488:4880000615","485:4850002057"],"twin_admin_codes":[470,490,490,490,472,490,490,466,487,490,487,490,466,487,490,490,496,496,466,490,479,488,490,488,485],"twin_sims":[0.3071594641593495,0.276753342873647,0.22261318444340084,0.1706126808243273,0.15497304845870488,0.15226001388210614,0.15160491193744696,0.1382607765280848,0.13799168113135635,0.13013041578719195,0.119682694277532,0.11580126649029951,0.11449300179946673,0.10814880855576252,0.10135139711961222,0.09666622702530016,0.09072038566245474,0.08856638094611285,0.0842475090329678,0.08103999759769902,0.07614538026172493,0.07227485563031691,0.07099739173014212,0.0690416654891652,0.0678364338779392],"twin_dists":[0.19954979262975645,0.20817455360517748,0.2251230750968013,0.24424411106282554,0.2507959450667722,0.2519809796216973,0.2522694428108644,0.25835647415272117,0.2584836345072375,0.2622833283022856,0.26761149455919575,0.26968147403708,0.27039117054193984,0.27392417648851736,0.2778926575387703,0.28075074547594786,0.2845391559497509,0.2859600834709333,0.2888938953363723,0.2911513991099706,0.2947384598683563,0.29770898376876076,0.29871765288801877,0.3002907729650094,0.30127834758502037],"n_dims_used":45,"mean_confidence":0.9161809285481771},"coverage":{"mean_confidence":0.9161809285481771,"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}}