{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000539},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000257","490:4900000644","494:4940008144","490:4900000536","490:4900000984","490:4900000530","490:4900000983","490:4900000444","494:4940006780","494:4940008453","490:4900000533","490:4900000442","494:4940007943","494:4940007325","490:4900000317","490:4900000441","494:4940007936","490:4900012449","490:4900000541","494:4940008350","494:4940008046","494:4940008347","494:4940008160","490:4900000987","490:4900000531"],"twin_admin_codes":[490,490,494,490,490,490,490,490,494,494,490,490,494,494,490,490,494,490,490,494,494,494,494,490,490],"twin_sims":[0.623536474492471,0.38337024388287555,0.3703368223231562,0.24821458569290794,0.20697683223012767,0.20481566615989033,0.2024908713628858,0.20210238969359812,0.1884633567427921,0.13985616180992813,0.13880357751496747,0.13724520424355063,0.13339807354382371,0.13017100341438623,0.1275514937194068,0.12384005156138037,0.11348511305557656,0.11145480851586033,0.1111921004369734,0.10943522851716764,0.10098538353392662,0.1006140028898676,0.0967934467899724,0.08750237218109054,0.08589649414980895],"twin_dists":[0.12623212456447208,0.17984255030519386,0.1830578347872055,0.21681351640770402,0.2305152086533302,0.23128198743944103,0.2321130319446568,0.23225254012998764,0.23727266857003407,0.25760635168092666,0.2581005365865318,0.25883735350125103,0.2606835317179334,0.2622632724678042,0.26356747291076255,0.26545051846646683,0.2709421877471987,0.27206371433557547,0.2722099816534062,0.2731950775174273,0.278112166355085,0.27833553071829753,0.2806717172745515,0.2866721164708382,0.2877599132182463],"n_dims_used":45,"mean_confidence":0.9112510681152344},"coverage":{"mean_confidence":0.9112510681152344,"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}}