{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002619},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002808","480:4800002605","480:4800002615","480:4800002602","480:4800003157","480:4800003454","480:4800003453","480:4800003457","480:4800003342","480:4800003634","480:4800003112","480:4800003401","480:4800002999","480:4800003397","480:4800003072","480:4800003000","480:4800003399","480:4800003455","480:4800002699","480:4800003029","480:4800003398","480:4800003081","480:4800003199","480:4800003115","480:4800002663"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.6787533741173896,0.5978245584828065,0.589087798473215,0.5132060169160668,0.4486571857220311,0.39813879291768656,0.39220405012805165,0.3378201374072971,0.3313915302671366,0.3281201469068266,0.30151735810597524,0.28168854155326906,0.2780945975439754,0.26581441480749773,0.2562226753849958,0.23959140448851937,0.23919262087564538,0.23452589788914627,0.2004546041799964,0.19616540872596436,0.19522223172520606,0.18033457825578283,0.1756148417145675,0.17215739806093874,0.16059318141485088],"twin_dists":[0.1143334374840325,0.13173882475133583,0.1336104948581075,0.15001238905884537,0.16443322507556637,0.17626170090800658,0.17769307924864347,0.19133837138567117,0.19302466350803263,0.19388964219942859,0.20111077501125188,0.20673744478988995,0.2077824531430841,0.21141690946999084,0.21432898147054802,0.2195470712601274,0.21967501565506206,0.22118271564311828,0.23284633729803006,0.23440794713186971,0.23475450149816893,0.24038651153843643,0.2422402616680137,0.2436208685533926,0.2483885431936121],"n_dims_used":43,"mean_confidence":0.9132894471634266},"coverage":{"mean_confidence":0.9132894471634266,"n_dims_used":43,"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}}