{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001865},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870006890","487:4870005422","487:4870005277","496:4960007284","487:4870008056","490:4900002329","487:4870005720","487:4870008198","496:4960005975","487:4870007910","487:4870006900","487:4870005861","487:4870005420","487:4870006146","487:4870005130","487:4870007332","496:4960006109","487:4870006158","487:4870006592","494:4940006844","487:4870007765","487:4870005123","487:4870005583","490:4900001836","487:4870005136"],"twin_admin_codes":[487,487,487,496,487,490,487,487,496,487,487,487,487,487,487,487,496,487,487,494,487,487,487,490,487],"twin_sims":[0.4758124608421561,0.39691435801895,0.3712922347868362,0.36308015980349695,0.35181889010405815,0.3459037344926132,0.3455545543122106,0.3358095437749511,0.33205665545821866,0.3178504823719681,0.31319656699894044,0.3116521483981594,0.3114581404865152,0.31001313906962596,0.30945746584152894,0.30800531794442604,0.2975104188821345,0.2971705442619522,0.2923770798645138,0.2800017588828979,0.279412729878095,0.27442220179283255,0.27315970568433484,0.27157971076844006,0.2704000952970453],"twin_dists":[0.15829046805296068,0.17655620880227751,0.1828202735030667,0.18487227428585767,0.18772491237558578,0.18924230466753275,0.18933230411355856,0.19186388503880814,0.1928493728961545,0.19663650925170698,0.19789771984829055,0.19831860765284517,0.19837156311668305,0.19876657856167546,0.198918761858462,0.19931720656851531,0.20222971843919166,0.20232503428857762,0.20367623689207318,0.2072268947127661,0.20739823330560825,0.20885880878138008,0.2092308747593671,0.20969800232057162,0.21004785025206407],"n_dims_used":45,"mean_confidence":0.911030748155382},"coverage":{"mean_confidence":0.911030748155382,"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}}