{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004071},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003939","490:4900004213","490:4900003938","490:4900004214","490:4900004072","490:4900002973","490:4900004079","490:4900003941","490:4900003385","490:4900003940","490:4900003269","490:4900004070","490:4900003667","490:4900003936","490:4900004080","490:4900003380","490:4900004360","490:4900001234","490:4900003946","490:4900004363","490:4900001233","490:4900003534","490:4900002681","490:4900001232","490:4900001243"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.8940198025010481,0.7307799504106353,0.7141504195544167,0.7089792332489262,0.6492601522589548,0.5446630821031904,0.4784695904158372,0.45575907792141096,0.4398534437412859,0.43330746800170294,0.41593187440043883,0.40740500843954014,0.4031270816083504,0.40077628354941025,0.3724845787957268,0.35195571087923316,0.3504503921995219,0.3063928973454297,0.2688793795495703,0.2662323563025094,0.24040378949110763,0.23728579281545734,0.1946856548822054,0.18475309882825572,0.15745653270021262],"twin_dists":[0.06147533193622651,0.1028623796983475,0.10657017497701268,0.10771427673162935,0.12070948636473548,0.14316715429696308,0.1576959344730202,0.1628142280633344,0.16645366995974795,0.1679661994563009,0.17202696259584419,0.17404610649964555,0.1750661290768751,0.17562871778870073,0.18252422394085277,0.18768997303873342,0.18807477076132506,0.19976089609193384,0.210500255158127,0.21129152823709257,0.2192868559111118,0.22028872314279793,0.23495217621689027,0.23868195657618274,0.24972441504235515],"n_dims_used":44,"mean_confidence":0.9148389642888849},"coverage":{"mean_confidence":0.9148389642888849,"n_dims_used":44,"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}}