{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870003095},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870002967","487:4870002839","487:4870002606","487:4870002841","487:4870002424","487:4870003092","487:4870002717","487:4870002840","487:4870002838","487:4870003091","487:4870002507","487:4870002966","490:4900006842","490:4900006115","490:4900005985","487:4870002417","487:4870002965","491:4910005575","490:4900006843","483:4830000116","490:4900006116","490:4900006360","665:6650000213","497:4970000019","491:4910005525"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,490,490,490,487,487,491,490,483,490,490,665,497,491],"twin_sims":[0.02544787350333967,0.018519123545324232,0.010693967614821553,0.009853397043467979,0.005643313623946672,0.0026935208711950406,0.001963942392136907,0.0008402717211281152,0.0008383627855153316,0.0007138877608282807,0.0005100615436383475,0.00037211017097560996,0.00021446539308744402,0.00016849417329249831,0.00013808574936699123,0.00010723369669190758,0.00010648461477748198,0.000044376217927152076,0.000036420553880179935,0.00003417267862028705,0.00002543757082909507,0.00002235166833042743,0.000021486994354808732,0.000015831039966081878,0.000015268038129747156],"twin_dists":[0.35191543665213365,0.36683284595329446,0.3912683339134675,0.3947816563983662,0.4179168027165738,0.44677224078156463,0.45854344392623003,0.4887763907973481,0.4888548724108916,0.4943694086397637,0.5057099464082551,0.516120643527122,0.5338256052952314,0.5413946758756056,0.5475603169263923,0.555295074180891,0.5555079664934676,0.5814783170877306,0.5871814239414965,0.5890086242970534,0.5974024065271901,0.6010427830871403,0.6021489591593158,0.6106459739151907,0.6116453816151816],"n_dims_used":43,"mean_confidence":0.8873496831849564},"coverage":{"mean_confidence":0.8873496831849564,"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}}