{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000254},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000260","491:4910005229","487:4870000253","491:4910002163","497:4970001020","665:6650000159","487:4870010886","494:4940004959","492:4920005856","487:4870000314","491:4910003633","487:4870000373","487:4870000433","491:4910005372","483:4830000024","494:4940002500","492:4920004892","491:4910003634","491:4910005316","491:4910003735","491:4910005273","487:4870002250","665:6650001599","497:4970003402","665:6650000398"],"twin_admin_codes":[487,491,487,491,497,665,487,494,492,487,491,487,487,491,483,494,492,491,491,491,491,487,665,497,665],"twin_sims":[0.02016536663091348,0.012568885596099049,0.0033085691752312574,0.0006938350368173415,0.0005472885326896765,0.000538659751624836,0.0004267896739698901,0.00040564454956368116,0.00039423314593038113,0.0003893532338309281,0.0003615325738688969,0.00035891512096125687,0.0003582346862543843,0.00032285897238462364,0.0003186597924509758,0.00031433578662196305,0.0002930276743729145,0.00027205832794812654,0.0002624983021188986,0.00025664962655368487,0.00023203446197901732,0.00022438121595580302,0.00018813062183090478,0.0001795188551186518,0.0001730596665673287],"twin_dists":[0.3628958431726928,0.3842411242311858,0.4389388572121112,0.495340556484279,0.5033548576392657,0.5038871170078449,0.5116204028954077,0.5132929343369896,0.5142297652347632,0.5146381587064291,0.5170622359876537,0.5172992170747901,0.5173610879981984,0.5207398489659997,0.5211637275526717,0.521605716832476,0.5238707158853988,0.5262559762647083,0.5274012781482842,0.5281214313273647,0.531331897481576,0.5323955582560967,0.5379492833684166,0.5394164595687769,0.5405610857100548],"n_dims_used":43,"mean_confidence":0.8841520797374637},"coverage":{"mean_confidence":0.8841520797374637,"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}}