{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970002526},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970002774","497:4970002525","491:4910004697","491:4910003781","492:4920003437","497:4970003332","492:4920003489","492:4920003193","487:4870011965","492:4920005148","492:4920003775","497:4970003215","491:4910001695","492:4920003679","491:4910003154","491:4910001280","491:4910003067","492:4920005505","492:4920003659","491:4910004143","487:4870000861","665:6650000350","491:4910003780","492:4920005056","492:4920004078"],"twin_admin_codes":[497,497,491,491,492,497,492,492,487,492,492,497,491,492,491,491,491,492,492,491,487,665,491,492,492],"twin_sims":[0.42878279106241524,0.20221539462915625,0.08633536495628683,0.05103658273840318,0.046412766483233926,0.04268270320475527,0.038048718161938215,0.035889976794879604,0.032796972678697044,0.027545647660306382,0.025897556587685146,0.025730102073318606,0.024924510785709765,0.024845285725397955,0.024341427265509894,0.021623689023071904,0.021515446100076625,0.021010406469741373,0.016531601636144238,0.015826794047796237,0.01577172459564999,0.01448336621681478,0.0144261130780849,0.013724034970937186,0.013233918767614414],"twin_dists":[0.16901704334871054,0.2322119397820463,0.2874610330255191,0.3168092445376352,0.32182576765921433,0.3261872933221364,0.33207704564838436,0.33503072917973536,0.33953766905838645,0.34809806695575085,0.3510748660276598,0.3513863970184846,0.3529100447457205,0.3530621755466466,0.35403964158264245,0.3596358389256913,0.3598711279501442,0.3609827401349104,0.37201646229891144,0.37398670304982096,0.3741438748944791,0.37796619643081664,0.37814291525401333,0.38036184826095243,0.381971096303444],"n_dims_used":45,"mean_confidence":0.9007509867350261},"coverage":{"mean_confidence":0.9007509867350261,"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}}