{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009771},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012005","490:4900008609","490:4900009786","490:4900009365","490:4900010525","490:4900010885","490:4900011407","490:4900011542","490:4900010950","490:4900009673","490:4900010526","490:4900009980","490:4900012075","490:4900009687","490:4900011986","490:4900010533","490:4900011425","490:4900010439","490:4900009870","490:4900011124","490:4900009783","490:4900010692","490:4900008639","490:4900010521","490:4900010534"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.17332304013376584,0.11318276781144043,0.07026650991017584,0.04060402194489941,0.035557704649681304,0.03475662125765021,0.032510606812095624,0.03218224487026634,0.02532595183537029,0.02374209791429195,0.023505226926374887,0.02253500615903429,0.01945417661511799,0.01927804464768562,0.01908662972278648,0.018892182870008486,0.018791337035893106,0.018538717253974865,0.018488465096202555,0.01829768723127532,0.017655282773412488,0.01698747646008766,0.016074372033401924,0.01599688924411173,0.01583992847412147],"twin_dists":[0.24315321564898393,0.271108215781574,0.2993013835578355,0.3287588990025987,0.33549867845636,0.33664234648729363,0.3399730524084887,0.34047633522831217,0.3521455486430888,0.35522538542253074,0.3557011819036955,0.35769449062071773,0.3645608781529658,0.3649814362246974,0.3654423086085861,0.3659146343615801,0.3661612718600299,0.3667842192492684,0.366909022955053,0.36738554706600196,0.36902277442773224,0.37078103391413575,0.3732859858790886,0.37350425841752144,0.37394928757433527],"n_dims_used":45,"mean_confidence":0.9206563313802083},"coverage":{"mean_confidence":0.9206563313802083,"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}}