{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004800},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004801","490:4900004946","490:4900009060","490:4900005077","490:4900009479","490:4900009260","490:4900006002","490:4900009675","490:4900010186","490:4900011608","490:4900010080","490:4900011259","490:4900005069","490:4900008198","490:4900001801","490:4900009685","490:4900010445","490:4900004119","490:4900004248","490:4900011046","490:4900004100","490:4900011402","490:4900011339","490:4900011672","490:4900009302"],"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":[0.2934005847124855,0.28949978497303536,0.2632159635967524,0.2537954125199152,0.19822214335395344,0.1928683308941244,0.16931975408885086,0.15688970662453772,0.12440201872135041,0.11871267584311819,0.1044204986879623,0.10042969009101066,0.08425902737137089,0.07072852994233277,0.06761898696782419,0.06401203201893584,0.06212086427658277,0.06190913050470551,0.05433311862803384,0.0516789143652027,0.03793664001046024,0.03173114792355418,0.029983964194834827,0.02989202392396797,0.029646405488006695],"twin_dists":[0.20338663344237026,0.20449361609367067,0.21219920825538646,0.215076762332611,0.23365621815949472,0.23562450331729176,0.24476888310479686,0.2499678859350009,0.26516266866185956,0.26812393321645367,0.27607597131918377,0.2784466239341968,0.28888591321356144,0.298931814417605,0.30145804320617786,0.3045097957704755,0.3061664462453879,0.3063544863911378,0.3134590809543701,0.3161426435097033,0.3322268526949504,0.3411749385716284,0.3439635783711522,0.3441141432273425,0.3445183338503596],"n_dims_used":45,"mean_confidence":0.9228858100043402},"coverage":{"mean_confidence":0.9228858100043402,"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}}