{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001450},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001563","480:4800001323","480:4800001510","480:4800001565","480:4800001907","480:4800001388","480:4800001269","480:4800002539","480:4800000814","480:4800001661","480:4800002337","480:4800002201","499:4990000515","480:4800002102","480:4800000629","499:4990000882","496:4960009887","480:4800001966","480:4800002126","480:4800001502","470:4700003848","480:4800002304","480:4800001387","480:4800000739","480:4800001564"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,499,480,480,499,496,480,480,480,470,480,480,480,480],"twin_sims":[0.4644050172371084,0.43524810796801927,0.39529909238018895,0.28475036071141624,0.23645848390327867,0.23185022531871516,0.22142994434054364,0.21345690196163944,0.14971944797130088,0.12714033005724026,0.12617940667146513,0.11621084054649698,0.1157034044885893,0.09997438033092189,0.09936506736847174,0.09879705683415048,0.09271476475035464,0.0893959914991703,0.08780943251297117,0.08769020543006815,0.08398545125832417,0.08315720219240731,0.08158190055737578,0.07699578494650837,0.07551528485525762],"twin_dists":[0.1608555402201378,0.16751684900311117,0.17694536027861785,0.20585351316730952,0.22055599068137785,0.22205603158571735,0.22552202813945715,0.22824829310147676,0.25310482309716675,0.26377401845957454,0.2642587135902938,0.26946055825925586,0.2697343475743074,0.27872174408458544,0.2790914593757322,0.27943771652557986,0.2832471484464116,0.2854096057928044,0.28646592939304666,0.28654592070880064,0.28907573515001744,0.28965344466487775,0.29076503999552733,0.2941021801671881,0.2952136055797035],"n_dims_used":43,"mean_confidence":0.9206033751021984},"coverage":{"mean_confidence":0.9206033751021984,"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}}