{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870012647},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["478:4780004578","469:4690001316","474:4740001741","494:4940008114","472:4720006864","478:4780003984","474:4740000975","472:4720006623","480:4800004614","486:4860002450","494:4940008115","480:4800004440","474:4740001079","479:4790001794","480:4800004529","466:4660004854","496:4960007928","474:4740005172","466:4660011989","469:4690003207","478:4780005782","481:4810003157","500:5000006270","487:4870005265","480:4800004250"],"twin_admin_codes":[478,469,474,494,472,478,474,472,480,486,494,480,474,479,480,466,496,474,466,469,478,481,500,487,480],"twin_sims":[0.01064645397282188,0.0051958881126557286,0.00500809647125215,0.003087344714902811,0.002576478894836728,0.0024559550292963758,0.0019427139034377786,0.0016845179859632992,0.001595467172986077,0.0015927323008302968,0.001581387602750324,0.0013967430746539596,0.0011572394369357556,0.0010783368595104407,0.0010235606139292002,0.000996508283854186,0.0009293323619890886,0.0008673746039983748,0.0008426579557084574,0.0006203463562600464,0.00047461144751031293,0.0004648565104754602,0.0004570535137113791,0.00039262044540062404,0.00038211718924097626],"twin_dists":[0.39146025051008165,0.42123755227213716,0.42270901151477047,0.44159021173168755,0.44844633951014873,0.45024469398536515,0.4589430445466421,0.46415462221730724,0.46612417358996255,0.46618625174387374,0.4664448164645015,0.47091321886391674,0.47760335415348454,0.4800908533182864,0.4819189840496656,0.4828555671224011,0.4852874222249362,0.48767963731023395,0.48867851880967456,0.4991383429591694,0.5081069092855685,0.5087958571553259,0.5093567476337345,0.5143642038762792,0.5152526435765725],"n_dims_used":43,"mean_confidence":0.8973805627157522},"coverage":{"mean_confidence":0.8973805627157522,"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}}