{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001631},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001441","487:4870001539","487:4870001440","487:4870001634","487:4870001536","487:4870001537","487:4870001908","487:4870001347","487:4870001909","487:4870001534","487:4870001635","487:4870001535","487:4870001629","487:4870001349","487:4870001816","487:4870001350","486:4860003436","487:4870001538","487:4870001348","487:4870001445","485:4850005756","485:4850005996","485:4850005915","485:4850006001","486:4860003443"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,486,487,487,487,485,485,485,485,486],"twin_sims":[0.944905813886095,0.9240277896479002,0.8589454314598299,0.7838696775643561,0.6187136196916387,0.5692808739515767,0.41911191311496904,0.3194960668760545,0.2920661291888139,0.2262676309524981,0.20295265628088,0.1408230493258121,0.13543231050425814,0.12217651329945013,0.11173094372050411,0.09050906896726334,0.08404093057223613,0.08151713360183006,0.08040110782564236,0.07765879553667467,0.07696744265012724,0.07617592658396735,0.07432822489259852,0.06996020022366532,0.06989417732540927],"twin_dists":[0.04372356283384064,0.05162837830468621,0.07161960006250666,0.09063573765446682,0.1272654359861765,0.1378605709877957,0.17127853087146228,0.19619305478471954,0.20376434028512422,0.22389975694770536,0.23194743868011258,0.257154839667925,0.2597024310119768,0.26630848016236375,0.2719102579033415,0.28467736465887056,0.2890372007485165,0.2908111084044541,0.29160957402071924,0.2936100235672471,0.2941232947200004,0.2947155059904495,0.2961175063575135,0.2995474889469486,0.2996006498098329],"n_dims_used":42,"mean_confidence":0.9071668897356305},"coverage":{"mean_confidence":0.9071668897356305,"n_dims_used":42,"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}}