{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008881},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009226","490:4900008882","490:4900009533","490:4900008446","490:4900009321","490:4900009111","490:4900009214","490:4900008580","490:4900008571","490:4900008465","490:4900008447","490:4900008471","490:4900009731","490:4900007912","490:4900008025","490:4900008353","490:4900008693","490:4900008352","490:4900008247","490:4900009333","490:4900009320","490:4900008570","490:4900008696","490:4900008558","490:4900008591"],"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":[0.13711601619933583,0.08468089091200541,0.07115540537476168,0.06371321360546423,0.052377130021688124,0.05000727859800953,0.038908540303477256,0.03336223704705694,0.0330123950263183,0.032051912713427284,0.03105178454467032,0.026668266086296764,0.022538619771280858,0.021879199784842717,0.021646949909949587,0.019738294763087097,0.018396907710031243,0.018013717174451264,0.017705827579595247,0.015538105144937137,0.013062153018972658,0.013006317636140656,0.012529119528932677,0.0125078029429087,0.011229999595995787],"twin_dists":[0.25889871541434284,0.28859416292467716,0.2985920940055819,0.3047688693431518,0.31542581372790635,0.3178921412752655,0.33094004668785915,0.33868769528442655,0.3392122803628544,0.34067731333094353,0.34224325187472837,0.3496630749937704,0.35768692944934594,0.3590844680002138,0.3595854101787779,0.3638894312351414,0.3671371750129497,0.3681029615621962,0.36889208141554675,0.3748160546881493,0.3825475593370374,0.3827363931167012,0.3843802056308964,0.3844549212290727,0.3891541828764429],"n_dims_used":45,"mean_confidence":0.8804833306206598},"coverage":{"mean_confidence":0.8804833306206598,"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}}