{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002246},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002155","480:4800002305","480:4800002256","480:4800001614","480:4800002388","480:4800002529","480:4800001556","480:4800001564","480:4800002450","480:4800002386","480:4800002434","480:4800002019","480:4800001611","480:4800002258","480:4800002309","480:4800001376","480:4800002483","480:4800002248","480:4800001557","480:4800001675","480:4800002255","480:4800001442","480:4800001618","480:4800002211","480:4800002261"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.5562848970539589,0.5376663677879605,0.4987258949662188,0.4957013679044033,0.49321036719908073,0.46682968462733115,0.43512267917353253,0.4282494650912164,0.3944900818061423,0.3884578426341351,0.38087911869759417,0.37140984532072674,0.36298594992069855,0.3621844724253935,0.34629242374278446,0.34535892942202323,0.3413558966449103,0.3338039127581323,0.3334226870653845,0.3269245818546968,0.3256335706250826,0.3209711619346807,0.3167911828835947,0.30401467015170963,0.3011418111931995],"twin_dists":[0.14065769265881534,0.14468239922523335,0.15319670414247544,0.1538649985416044,0.15441628555600623,0.16030855612709183,0.16754586747398495,0.16914120381104278,0.17714054338221652,0.17860179966418202,0.1804529451492712,0.18279105085085573,0.1848959497442461,0.18509749152198443,0.18914217846250986,0.1893827464939706,0.1904182919736178,0.1923898027573334,0.1924899620993628,0.19420694258529586,0.19455029536089785,0.1957966335551769,0.19692265561996453,0.20041778112750638,0.20121527638808842],"n_dims_used":43,"mean_confidence":0.9200293075206668},"coverage":{"mean_confidence":0.9200293075206668,"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}}