{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000193},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000200","480:4800000261","480:4800000249","480:4800000252","480:4800000248","480:4800000004","480:4800000264","480:4800000208","480:4800000013","480:4800000246","480:4800000265","480:4800000113","480:4800000191","480:4800000015","480:4800000116","480:4800000233","480:4800000262","480:4800000234","480:4800000232","480:4800000206","480:4800000235","480:4800000251","480:4800000016","480:4800000257","480:4800000218"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.8373593342057186,0.5493656417771099,0.3701189524051233,0.35328576553762625,0.3402705620448347,0.33910677141470963,0.3350867212323143,0.327084191184002,0.2810337025864314,0.25887618600247947,0.25123162513184133,0.23007575123836713,0.1937948494911731,0.17778329651821506,0.16923587792849068,0.14192815053663885,0.13881823177555075,0.13625463469976512,0.13290878458508024,0.11982744866591538,0.11008783667786126,0.1028214756873626,0.10151331954631104,0.09800196382768722,0.08950294829893718],"twin_dists":[0.07738209000528917,0.14215070201163385,0.1831120502560668,0.18735069052062742,0.19070017262650024,0.19100296587039367,0.19205322692362883,0.19416454559267302,0.20692724638525295,0.21351660992380903,0.21587155454433993,0.22263886567897864,0.2352811858503518,0.24138422776051272,0.24480302594931072,0.25664160451019885,0.2580936372883499,0.25930896573383166,0.2609211882329728,0.26753529672288007,0.2728277355759552,0.2770171996596945,0.2777957456790973,0.27992503346208497,0.28533893115986164],"n_dims_used":43,"mean_confidence":0.9044541647267896},"coverage":{"mean_confidence":0.9044541647267896,"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}}