{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002253},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002107","490:4900002403","490:4900001942","490:4900001797","490:4900001953","490:4900002266","490:4900002559","490:4900001527","490:4900002251","490:4900001389","490:4900010732","490:4900002713","490:4900002705","490:4900004383","490:4900002114","490:4900002108","490:4900001397","490:4900003822","490:4900001517","490:4900008299","490:4900002856","490:4900009189","490:4900004376","490:4900003826","494:4940008171"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494],"twin_sims":[0.21151260504206235,0.1808758785612034,0.1797465982755404,0.17557609889498127,0.15270549267236266,0.14472264873386068,0.13905579732020337,0.1250645813846279,0.12380603156410457,0.11308084982472583,0.112866918766432,0.10934219093376574,0.10162694034600564,0.09943944666321287,0.09715036045673084,0.0955283042357722,0.08990758982296028,0.08226641274146645,0.08204258296206016,0.08122847077048571,0.07835023249305427,0.07681996612553527,0.07603905158120768,0.074330244082663,0.0706857103019819],"twin_dists":[0.22892349881226434,0.24017611626810081,0.2406155578197419,0.24225562429591613,0.25178534073884073,0.25535689947238643,0.2579818660560252,0.26482455878929073,0.2654679759902852,0.2711642594121197,0.27128202458062234,0.27324758473888083,0.2777278148235828,0.2790462329604426,0.2804504393867088,0.28146127871269455,0.2850721574923456,0.2902799306160483,0.2904382007944228,0.2910167898884443,0.29310035292865455,0.2942332634812929,0.29481841792704777,0.2961159589586124,0.29896598328739377],"n_dims_used":45,"mean_confidence":0.9211388481987848},"coverage":{"mean_confidence":0.9211388481987848,"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}}