{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001086},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000847","489:4890000963","489:4890001275","489:4890000788","489:4890001148","489:4890001277","489:4890000909","489:4890001146","470:4700006863","489:4890001027","489:4890000791","489:4890000965","489:4890001278","489:4890001028","489:4890001151","489:4890001215","489:4890001345","489:4890000789","489:4890001344","489:4890001084","489:4890001343","489:4890001149","489:4890001276","489:4890001156","489:4890000966"],"twin_admin_codes":[489,489,489,489,489,489,489,489,470,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9756581929747127,0.9404499670641273,0.9204775692705351,0.9127304268134785,0.9109418429988149,0.9108545816812024,0.8964381474485059,0.8878703260315629,0.8854182057779525,0.8800422876361272,0.8761791323910184,0.8760556327915962,0.8712716439365576,0.8599034403091168,0.8514585601868627,0.8237365057291203,0.8156883238213725,0.8111448708374096,0.8043535045170483,0.7933580069270357,0.7784427958306519,0.775806651323817,0.774669640454316,0.7710731340831481,0.7689669252742173],"twin_dists":[0.028832701318841532,0.04551052210276366,0.05287108758123818,0.055502072335470366,0.056095021470543974,0.05612381956990013,0.06072961625033096,0.06334083424610354,0.064073074299669,0.06565674130543264,0.06677739475579669,0.06681299112775517,0.06818137837036928,0.07135658789387891,0.07365256418980659,0.08087845970994116,0.08290081982563854,0.0840296179867232,0.08570071403481795,0.08836824658426715,0.09191953803247488,0.09253991501408634,0.09280686027397622,0.09364879132037933,0.09414015983529934],"n_dims_used":44,"mean_confidence":0.9136882261796431},"coverage":{"mean_confidence":0.9136882261796431,"n_dims_used":44,"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}}