{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000653},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001240","489:4890000384","489:4890001596","489:4890001506","489:4890001456","489:4890000457","489:4890001507","489:4890000270","489:4890000994","489:4890000147","489:4890001519","489:4890001451","489:4890001583","489:4890001454","489:4890001453","489:4890001449","489:4890001313","489:4890001455","485:4850005605","489:4890001595","489:4890001395","485:4850005467","477:4770000244","489:4890001613","489:4890001584"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,485,489,489,485,477,489,489],"twin_sims":[0.6808478888655068,0.6525995578541668,0.6042596301005047,0.5836799655559839,0.5214686586781984,0.5174852082878743,0.483926900111693,0.4798929083413383,0.47730184430098127,0.47693411138572667,0.46541954093511323,0.457282710536985,0.4542456133334133,0.44822937329622037,0.4275830380172608,0.4232083244108539,0.4174324952937798,0.41450873538864663,0.4096703738711028,0.4061029450649392,0.4060392246527791,0.4024658814973283,0.3956258783824657,0.3874784980472318,0.3846143708024478],"twin_dists":[0.11387798559114831,0.1199904719372336,0.1303607779432748,0.13476972988345443,0.14820563879781867,0.14907581088976118,0.15647816092903058,0.15737790470987675,0.15795708585892385,0.15803936736358304,0.160626552468527,0.1624680996724251,0.16315846343841495,0.16453105570572468,0.16929643999720703,0.17031797194658563,0.1716734831885617,0.1723626976975891,0.17350788299278797,0.17435606070010237,0.17437124057702835,0.17522421633509372,0.17686657167714445,0.17884003817438965,0.17953841617581268],"n_dims_used":45,"mean_confidence":0.9146437750922309},"coverage":{"mean_confidence":0.9146437750922309,"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}}