{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006936},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005705","490:4900005578","490:4900005172","490:4900005038","490:4900004626","490:4900005707","490:4900005173","490:4900005706","490:4900004632","490:4900005835","490:4900005959","490:4900005571","490:4900005312","490:4900005577","490:4900005573","490:4900004915","490:4900005174","490:4900005704","490:4900007429","490:4900005574","490:4900007062","490:4900005039","490:4900005054","490:4900005833","490:4900006937"],"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":[0.33045933750402995,0.306519194118963,0.2691469190113348,0.22852876064030458,0.2225937893712583,0.2225066921680316,0.20919972511700244,0.18411571813483993,0.18331863707023063,0.17630943174836539,0.15000130883524215,0.13082987336857865,0.12288827462741597,0.11792415994442768,0.10840854025985516,0.10527859314531134,0.10292908134530086,0.10095706219617474,0.09698460114779085,0.08527250439971253,0.07341665212192705,0.07191633717795622,0.07065477512142071,0.06675927290966079,0.06250873719531436],"twin_dists":[0.19327066293830703,0.19972609449958845,0.21042054903741847,0.22314940599588548,0.22512960310693378,0.22515892303860238,0.22973220935011712,0.23892605415677284,0.23923215144595725,0.24196524573991804,0.25297945041185593,0.2619383588042729,0.265940310758088,0.2685428547419824,0.2737764301561572,0.275575494602171,0.27695350324123363,0.2781291773835974,0.28055312659347326,0.28818696400433913,0.29681958133028213,0.2979905976525914,0.29899067914191124,0.3021731434975008,0.30582333641101833],"n_dims_used":45,"mean_confidence":0.9122214423285591},"coverage":{"mean_confidence":0.9122214423285591,"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}}