{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007249},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003761","494:4940008969","490:4900005774","490:4900003145","487:4870000380","480:4800004455","487:4870000819","487:4870010580","496:4960001182","479:4790005625","474:4740004315","490:4900004316","466:4660004016","494:4940008309","478:4780006393","490:4900011491","490:4900013197","490:4900003434","487:4870002079","496:4960001645","490:4900009603","484:4840002996","494:4940007653","487:4870002496","487:4870001991"],"twin_admin_codes":[490,494,490,490,487,480,487,487,496,479,474,490,466,494,478,490,490,490,487,496,490,484,494,487,487],"twin_sims":[0.0025275470290083736,0.0013784390916264696,0.0012398938747219884,0.0009716149023276633,0.00080236980398151,0.0007553668069015699,0.0006582189323984092,0.0005926710341184881,0.0005159996563479474,0.0004435888518806209,0.00040368941223193033,0.0002571402898351391,0.00024309545350113284,0.00022244797630500908,0.00021575115404919923,0.00021436613625469398,0.00016324877079879687,0.0001572483836942862,0.0001552066019511126,0.00015129322146995204,0.00014011900629963875,0.00013704497615573725,0.0001217498269271574,0.0001081600001875021,0.00010202399384927882],"twin_dists":[0.4491669666463856,0.4713854770553164,0.47516066318659,0.4837384810049637,0.4903666101360792,0.4924386761096089,0.4971317485622712,0.500678228294116,0.505323737685374,0.5103460055376103,0.5134516777082488,0.5280604260937021,0.529851503217033,0.5326696388931965,0.5336367063420067,0.5338402319849557,0.5423791002662336,0.543542462786141,0.5439478875857752,0.5447392037868104,0.5471098531796922,0.5477933257730139,0.5514251786591047,0.5550337503240632,0.5568057969632186],"n_dims_used":45,"mean_confidence":0.9220626831054688},"coverage":{"mean_confidence":0.9220626831054688,"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}}