{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960002930},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960003738","496:4960001153","496:4960003011","496:4960002649","489:4890003882","496:4960003346","496:4960005066","496:4960001279","496:4960000356","496:4960001685","500:5000010475","477:4770003789","496:4960005518","472:4720005799","498:4980002093","496:4960003041","470:4700003801","468:4680000175","496:4960002790","496:4960003208","496:4960003603","487:4870007376","472:4720006391","496:4960000662","496:4960002937"],"twin_admin_codes":[496,496,496,496,489,496,496,496,496,496,500,477,496,472,498,496,470,468,496,496,496,487,472,496,496],"twin_sims":[0.3554746679517106,0.19909497444833277,0.16530098011586325,0.16037321635312685,0.11576976164419688,0.10763648782949578,0.10303397785272349,0.10236325748499116,0.09329057053652573,0.09236745523564238,0.09157203362733068,0.08764776312668973,0.08153348258417896,0.08118639459981765,0.08004658794419577,0.07674891030936049,0.07457314319321433,0.07283200666483099,0.07228848885179195,0.07124708408816745,0.07104780615811399,0.06857694114829625,0.06740551214023496,0.06696657452318233,0.06675927290966079],"twin_dists":[0.18679376555710242,0.23333883122937873,0.24641864764774324,0.24848160232304806,0.26969849193888284,0.27421641443893596,0.2768914604675973,0.2772890224994683,0.2828782158052294,0.2834705537072714,0.2839847171156972,0.2865744167707975,0.2907994766918351,0.2910468193591116,0.29186507555325836,0.2942863083317894,0.29593006128712385,0.2972735816201521,0.2976982973092028,0.2985193489838777,0.29867756859343886,0.3006698972005291,0.30163491471662224,0.3020000288091734,0.3021731434975008],"n_dims_used":45,"mean_confidence":0.9340060763888889},"coverage":{"mean_confidence":0.9340060763888889,"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}}