{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":494,"cluster_id":4940003549},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940002742","494:4940001977","494:4940003546","494:4940002644","494:4940001981","494:4940001776","494:4940002509","494:4940002965","494:4940003665","494:4940002642","494:4940002084","494:4940003469","494:4940002754","494:4940002859","494:4940002654","493:4930006595","494:4940002864","494:4940002185","494:4940003187","494:4940002213","494:4940003548","494:4940002979","494:4940003100","494:4940003681","494:4940002756"],"twin_admin_codes":[494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,493,494,494,494,494,494,494,494,494,494],"twin_sims":[0.5452523551868192,0.4684186466421313,0.42254409616216515,0.3809621963196241,0.35508092652629986,0.3011589711253605,0.29990203983707237,0.2943799143104733,0.2873822918359632,0.269980858284253,0.2578364122344437,0.25587042650443187,0.24728368154672947,0.24459844539799014,0.23811210466521004,0.2378630951506179,0.23671995557161968,0.23155032730420302,0.22768908481908828,0.22670686907735263,0.22612350495598132,0.22026449816814164,0.20440094143404874,0.19847245375579126,0.1955367165079337],"twin_dists":[0.14303970087667234,0.1599506302657921,0.17047345862979157,0.18043255793981977,0.18689381440924444,0.201210499731353,0.20156080186113756,0.20311008912157638,0.2050982510818096,0.2101724136262826,0.21383430715926632,0.21443722150023478,0.2171056370174879,0.2179522528609391,0.22002238387329753,0.22010258183598533,0.22047145466054563,0.22215432764451243,0.2234274741904528,0.22375360916199752,0.223947753027941,0.2259163768940114,0.23142976346478433,0.23356509941998307,0.2346388206206795],"n_dims_used":45,"mean_confidence":0.9177042643229166},"coverage":{"mean_confidence":0.9177042643229166,"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}}