{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002639},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960003551","470:4700003659","470:4700003661","477:4770000491","484:4840006338","470:4700007368","470:4700002187","481:4810000250","470:4700005700","500:5000004811","478:4780000266","479:4790001625","498:4980004239","470:4700007873","466:4660001157","470:4700003215","469:4690001593","500:5000004104","496:4960005157","496:4960010254","466:4660000827","496:4960003270","479:4790005753","488:4880000247","488:4880001324"],"twin_admin_codes":[496,470,470,477,484,470,470,481,470,500,478,479,498,470,466,470,469,500,496,496,466,496,479,488,488],"twin_sims":[0.28375850423573906,0.22934212768432166,0.18134791766354777,0.1302200301341803,0.12978851132138336,0.12138651565498934,0.12096933332336773,0.12046202893174476,0.11667666085953378,0.11200019356284192,0.1082498913914245,0.10669063037943476,0.10338958121934867,0.09333166383146614,0.0861644387850876,0.08422391903293887,0.08398313268674833,0.0818512084729728,0.08150806025118477,0.07163815691800682,0.06636989546660016,0.06604317725844987,0.05734703056656197,0.0573390771653664,0.05670979762092645],"twin_dists":[0.20613922626752645,0.22288069371649064,0.23999300515640865,0.2622390528613234,0.2624524635460584,0.2667190376776299,0.2669366679758062,0.26720208524190836,0.269210029699931,0.2717609094879475,0.2738666436588936,0.27475879776764517,0.276681498880151,0.28285195512748307,0.28757729320618275,0.2889102457491249,0.28907734600811885,0.2905737959967026,0.2908175645727885,0.2982098909789268,0.30249949541916815,0.3027745374064817,0.31054042113693425,0.3105479546294249,0.31114676253277207],"n_dims_used":45,"mean_confidence":0.913707987467448},"coverage":{"mean_confidence":0.913707987467448,"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}}