{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007136},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000007","469:4690000005","481:4810003155","478:4780001539","478:4780005612","478:4780005890","496:4960010128","490:4900003900","467:4670002210","481:4810003154","472:4720007168","498:4980000772","469:4690003801","469:4690005174","487:4870010292","477:4770000554","472:4720006437","480:4800003869","490:4900003432","493:4930003952","468:4680003089","469:4690003123","479:4790001308","478:4780007603","466:4660003981"],"twin_admin_codes":[490,469,481,478,478,478,496,490,467,481,472,498,469,469,487,477,472,480,490,493,468,469,479,478,466],"twin_sims":[0.023675879564335825,0.015773981939392903,0.01471539450493481,0.003074709795145969,0.0012954098892290823,0.000998278028171284,0.0009323626790810647,0.0008483788760986578,0.0007176799268719496,0.0007090847242345148,0.0006653852858726635,0.0006331110837833525,0.0006202145683406969,0.0005814524088543019,0.0005387787318852561,0.00047826188418484823,0.0004696970371913107,0.000436284278894088,0.00042848934810763424,0.0004189781589564041,0.0004000059112645314,0.00037848337733353187,0.0003708106607415124,0.0003690377613622093,0.00035669361024113475],"twin_dists":[0.3553579807613925,0.3741374228072204,0.37725626166236503,0.44174682509075297,0.47360323784114455,0.4827935798419236,0.48517425798544267,0.4884449188586673,0.49418861548144816,0.4945996832240749,0.4967642030802079,0.49844957414789304,0.4991455227391704,0.5013216254318436,0.5038797238487382,0.5078524940587221,0.5084523205041991,0.5108944901028698,0.5114893508279884,0.5122290534711849,0.5137527170132632,0.5155653485559244,0.5162349618841267,0.51639153117616,0.5175016238698498],"n_dims_used":45,"mean_confidence":0.9183581034342448},"coverage":{"mean_confidence":0.9183581034342448,"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}}