{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870002833},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870002832","487:4870002959","487:4870002414","487:4870002415","469:4690002792","469:4690002805","487:4870002962","470:4700005550","469:4690003305","494:4940004701","487:4870002607","487:4870002831","487:4870002604","466:4660005689","469:4690002790","466:4660005807","478:4780005335","496:4960005062","497:4970000103","489:4890002931","484:4840004275","487:4870002505","470:4700005552","469:4690003301","487:4870002343"],"twin_admin_codes":[487,487,487,487,469,469,487,470,469,494,487,487,487,466,469,466,478,496,497,489,484,487,470,469,487],"twin_sims":[0.1135145922116281,0.016507762354376593,0.0022445978422829613,0.001495077291878057,0.0006611152950947147,0.0005736942362004162,0.0004977502041690207,0.00030002615996015857,0.0001843084831817665,0.00016423632867183379,0.0001596842309701752,0.00011110236698629223,0.00009507962301669466,0.0000856943608672611,0.00008416723200273612,0.00006548049939748605,0.00006223371006152627,0.00005748901602455696,0.00004787083532970101,0.000030854767598029084,0.000017069585850518016,0.00001681936412898745,0.000014634874147830807,0.000014113838183000919,0.000014077053968247032],"twin_dists":[0.2709260179799206,0.37208188657205243,0.45360340974083746,0.4684699811610707,0.49698275411357523,0.5017733715907317,0.5065242271861403,0.5231102162212551,0.5385924791852823,0.5421915048676698,0.5430652340576384,0.554217475220704,0.5589371805907809,0.5620647176747373,0.56260407332747,0.5700811936038555,0.5715839114175333,0.5739193609429314,0.5792752756425076,0.5919262332353531,0.6085617556505214,0.6089709238227041,0.6128122759813271,0.6138092732214082,0.6138809819117438],"n_dims_used":43,"mean_confidence":0.8876451891522075},"coverage":{"mean_confidence":0.8876451891522075,"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}}