{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000700},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000772","480:4800001154","480:4800000776","480:4800000449","480:4800000896","480:4800000737","480:4800001403","480:4800000670","480:4800000517","480:4800000327","480:4800002251","480:4800000814","480:4800001155","480:4800000519","480:4800000326","480:4800002102","480:4800003856","480:4800001714","480:4800000775","480:4800001099","480:4800001615","480:4800001675","469:4690003028","480:4800001448","480:4800000629"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,469,480,480],"twin_sims":[0.16428662761296833,0.1565169664782564,0.14448296434503727,0.14312285371522804,0.14103915509341233,0.13833753466679266,0.11750948175643933,0.11536227717885285,0.11301600894480175,0.10120647340337909,0.10088210475960893,0.09786958907674315,0.0954222815862854,0.08408766180252356,0.08232490189942353,0.07696868357602149,0.0754882044327111,0.07415546745329642,0.07381417212311718,0.07088293936997783,0.07054297834393367,0.06815498178235428,0.06749365623324512,0.06739335054018866,0.06701095946471743],"twin_dists":[0.2468396191655199,0.25012834056108574,0.2554663631782674,0.25609008928420807,0.2570542397696482,0.25832023619450645,0.26876402585445547,0.2699189231479289,0.2711999349932325,0.2779794982110151,0.27817421809834214,0.28000646762530784,0.2815278191117646,0.28900475827428135,0.29023862966548214,0.2941223701192493,0.2952340980683941,0.29625002428449054,0.29651255819187355,0.29880873922659523,0.2990800007968123,0.30101594809567545,0.3015618289683095,0.30164500476628425,0.3019630203500932],"n_dims_used":43,"mean_confidence":0.9216115197470022},"coverage":{"mean_confidence":0.9216115197470022,"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}}