{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870006846},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004951","471:4710002436","487:4870006883","472:4720000338","478:4780006812","496:4960003262","484:4840002857","466:4660004456","496:4960001418","498:4980000187","466:4660003022","489:4890001494","469:4690006850","496:4960004050","496:4960007697","471:4710001737","485:4850009062","487:4870001146","468:4680002104","492:4920005012","484:4840002757","490:4900006652","492:4920005693","478:4780001663","484:4840001329"],"twin_admin_codes":[489,471,487,472,478,496,484,466,496,498,466,489,469,496,496,471,485,487,468,492,484,490,492,478,484],"twin_sims":[0.003119619847104858,0.0016004285041632956,0.0015141955192996394,0.0014154670421601132,0.0013397496582848688,0.0012084566176572091,0.0010856717433774038,0.0010807473364836955,0.0010574387532726237,0.0009219828345990532,0.0007826143741063715,0.000520432583785754,0.00046962193820162114,0.00044359237881418865,0.00044105010058735324,0.00039869561817466404,0.0003932716809463205,0.00035771446220228596,0.00033518949713387503,0.00029466778542257044,0.0002861924372188121,0.0002717657456142455,0.0002662912521892987,0.00025497975898721467,0.0002387249491686942],"twin_dists":[0.4411927947712753,0.4660118077290467,0.4680122609998073,0.4704360045683836,0.47240307230031103,0.47607144868484974,0.4798526224988652,0.4800123978295201,0.4807779356278466,0.48556331259907076,0.4912233749240847,0.5050381213142594,0.5084576250253868,0.5103457427541579,0.5105356706996559,0.513860428583344,0.5143098531746007,0.517408465523137,0.5195243949724708,0.5236909736566354,0.5246301131364004,0.5262904633213389,0.5269422627567371,0.5283298738358329,0.5304287284394608],"n_dims_used":43,"mean_confidence":0.8994499029115189},"coverage":{"mean_confidence":0.8994499029115189,"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}}