{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870010532},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870010150","487:4870010155","487:4870010139","487:4870010137","487:4870010140","487:4870010543","487:4870004250","487:4870010141","487:4870010666","487:4870006277","487:4870010152","487:4870002870","487:4870010154","487:4870010146","487:4870002008","487:4870004827","487:4870004843","487:4870011184","487:4870010151","490:4900000481","487:4870009867","487:4870007753","487:4870002996","487:4870003244","496:4960008271"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,490,487,487,487,487,496],"twin_sims":[0.4191728478422523,0.38311365193455327,0.3240353018461665,0.19840163039594566,0.19145619314323165,0.17119280475929627,0.1575299260592614,0.15475616706857134,0.14901977663731544,0.1484285010448524,0.14266956184616156,0.14212918876451455,0.14043872048143252,0.13860142703505038,0.13708034732430532,0.13181206348889754,0.12443562535167911,0.12106314635667768,0.12102216436863474,0.12020944058438617,0.11828043823253757,0.11634412373032388,0.11480827922381724,0.11450822537736237,0.11415922498704778],"twin_dists":[0.17126421340375966,0.179905334371596,0.19497641257226694,0.2335908726926444,0.23614998085329622,0.2440095778660859,0.2496929369108925,0.2508901157748159,0.25341679273269996,0.2536812739250839,0.2562989397533811,0.2565485575763848,0.25733403398878774,0.25819576558808,0.2589156650864139,0.26145628678836774,0.26514548608605254,0.26688767894402804,0.2669090761142934,0.2673345557080439,0.2683533069529796,0.2693887969906911,0.27021957354719534,0.27038287641328373,0.27057323284455015],"n_dims_used":43,"mean_confidence":0.9054883912552235},"coverage":{"mean_confidence":0.9054883912552235,"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}}