{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870003093},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870003225","487:4870002972","494:4940004828","494:4940004831","487:4870003220","487:4870002844","487:4870002969","487:4870003088","487:4870002502","487:4870002258","487:4870002250","487:4870003234","492:4920004720","487:4870003789","487:4870003369","487:4870002721","494:4940004829","487:4870003510","487:4870003638","492:4920005969","491:4910004704","487:4870002427","487:4870002711","492:4920004892","487:4870001826"],"twin_admin_codes":[487,487,494,494,487,487,487,487,487,487,487,487,492,487,487,487,494,487,487,492,491,487,487,492,487],"twin_sims":[0.027965787982046266,0.01926285063705348,0.007715484206574563,0.007705348521227506,0.005773199181392663,0.004403770447408558,0.004036907635908757,0.0037515522416296664,0.0033371992952951285,0.0025658519492965004,0.002442976870974174,0.0023964608238717603,0.0021772932341870077,0.0018727047795643525,0.0014906150476533403,0.001473074528080445,0.0008999062324384733,0.0008998005030288208,0.000811438507261122,0.0008069135133674757,0.0008040735303024466,0.0007806374386876389,0.0007264203869730536,0.0006477215716196724,0.0006139326822037359],"twin_dists":[0.3473637990274718,0.3650178726601944,0.4050970773852315,0.4051518085381936,0.4169973868910243,0.4278095649579547,0.4312254000295504,0.4340834215311415,0.4386076359577281,0.44860177171444876,0.450443141684381,0.4511624454982639,0.4547340664171934,0.4602899690644343,0.46857759166103186,0.46900349756107945,0.4864044895501757,0.4864085640317659,0.4899798640668137,0.49017233285003686,0.4902936436058463,0.4913102157708547,0.49377527413688227,0.4976769213971977,0.4994894192398817],"n_dims_used":43,"mean_confidence":0.8970774273539699},"coverage":{"mean_confidence":0.8970774273539699,"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}}