{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009135},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009645","491:4910004699","490:4900008347","490:4900008900","490:4900009016","490:4900011968","490:4900011083","490:4900007785","490:4900009440","490:4900011231","490:4900010216","490:4900009627","490:4900011235","490:4900012157","490:4900010995","490:4900011572","490:4900011586","490:4900008326","490:4900012097","490:4900007991","490:4900011886","490:4900012029","490:4900010166","490:4900011093","490:4900011233"],"twin_admin_codes":[490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.039027773486727,0.012540132095682548,0.012250452970892564,0.009801176587255891,0.009278088409785055,0.006088473619266078,0.006083441196097534,0.003339599980031519,0.0029521947083319747,0.002745834480478324,0.002529460242124211,0.002520414026585021,0.0024921003631183315,0.0024599939249761844,0.002448978633018447,0.0024215765574125683,0.00238500826566945,0.0021181177247846183,0.001982885751889111,0.0019800945658000084,0.0019277588410806714,0.0019137023466018596,0.001893335517869092,0.0018495354297563265,0.0018438246710056636],"twin_dists":[0.330784059709915,0.38434165019060273,0.38536596179476224,0.39500862927004476,0.39734376122058007,0.41484106389844577,0.4148746838144613,0.43857998042546736,0.44329670534563953,0.4460454229843757,0.44913855127030705,0.449273081271996,0.4496970242889399,0.45018313178342656,0.45035124951537936,0.4507724926393752,0.45134150631325853,0.4557550005175477,0.458190198424915,0.45824205147030117,0.459226974330589,0.4594956979031328,0.4598882986324893,0.46074594946502273,0.46085914657077537],"n_dims_used":45,"mean_confidence":0.8980530632866753},"coverage":{"mean_confidence":0.8980530632866753,"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}}