{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870005820},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870007005","487:4870005383","487:4870005531","487:4870006559","487:4870004944","487:4870007436","487:4870006121","487:4870004953","487:4870006416","487:4870005827","487:4870007445","487:4870005382","487:4870005690","487:4870005084","487:4870006107","487:4870007004","487:4870006548","487:4870005974","487:4870006858","487:4870006401","487:4870005689","487:4870008178","487:4870006396","487:4870007158","487:4870006410"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487],"twin_sims":[0.5624938243244724,0.5597935182515571,0.5485738871916671,0.5198500382838421,0.4922083927913659,0.4907756454192113,0.4502495966469067,0.43399019751189133,0.4329467602167618,0.41723891151847614,0.4113369364383158,0.3978021338121399,0.39717185970786173,0.39443545749301223,0.3880135987420553,0.3713391433096671,0.3587352227736695,0.3415662647968284,0.340862028169293,0.3329330166068591,0.3312470108442039,0.3287981308392054,0.3176402336149682,0.3132022737289651,0.3126310794150463],"twin_dists":[0.1393202947803632,0.13990168516863324,0.14232173494004133,0.1485590311760002,0.15463826282135149,0.1549559051527375,0.16406938561113715,0.167808023336218,0.16804980939167918,0.1717190522685007,0.17311276350433075,0.17634263464436198,0.17649423853687277,0.17715372878881552,0.17870983269355178,0.18280861760769013,0.1859674505747014,0.19036371115203346,0.19054649878508154,0.19261870469296682,0.19306277636838268,0.193709990000422,0.1966932604594398,0.19789616683567485,0.19805168996220868],"n_dims_used":43,"mean_confidence":0.9076138873432957},"coverage":{"mean_confidence":0.9076138873432957,"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}}