{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000004665},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000002776","500:5000003414","499:4990001600","478:4780004302","478:4780004754","478:4780005252","470:4700003933","500:5000003430","500:5000002497","500:5000002509","500:5000010356","478:4780005241","478:4780005114","468:4680004469","468:4680004663","499:4990003767","500:5000003419","474:4740000057","468:4680002499","496:4960011794","467:4670000948","496:4960011614","500:5000008486","496:4960012103","478:4780004766"],"twin_admin_codes":[500,500,499,478,478,478,470,500,500,500,500,478,478,468,468,499,500,474,468,496,467,496,500,496,478],"twin_sims":[0.30856519846518016,0.2905420918312022,0.2773382969367715,0.2729374521165782,0.2715481628820068,0.2388881585152518,0.23568509174244479,0.23257296854023124,0.2276611773143603,0.226436127437294,0.2168012677913009,0.21562848803730514,0.2153373498383809,0.2130544634194214,0.21107793311123968,0.21069407887848596,0.2035089391051282,0.2024963274784456,0.19888195791537658,0.19808078801310985,0.1971152103701287,0.1945852164057365,0.19398110220423792,0.19249412255344972,0.18902521592787797],"twin_dists":[0.19916345726570348,0.20419696239244628,0.20800340674664036,0.20929648364786238,0.20970734651564416,0.21977279176766676,0.22080639305221328,0.2218194848441745,0.2234367277225406,0.22384367084941134,0.22709653659957074,0.2274990537775714,0.22759920561480879,0.22838770717717724,0.22907502426370893,0.229209010951595,0.23174830212891875,0.23211107390150182,0.23341620150205036,0.2337077098855009,0.23406012364544862,0.23498921973277279,0.23521230859553557,0.23576349005730188,0.23706095545190395],"n_dims_used":45,"mean_confidence":0.925052981906467},"coverage":{"mean_confidence":0.925052981906467,"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}}