{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870005692},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870006568","487:4870005249","487:4870005240","487:4870006875","487:4870005980","487:4870008033","487:4870006722","487:4870004672","487:4870005682","487:4870005103","487:4870004376","487:4870011761","487:4870006570","487:4870006125","466:4660002678","466:4660011481","487:4870012991","487:4870006417","487:4870007388","487:4870005693","665:6650004482","474:4740001649","487:4870004098","487:4870005398","487:4870004375"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,466,466,487,487,487,487,665,474,487,487,487],"twin_sims":[0.02618144727356441,0.019809042774198465,0.008578188862364562,0.005864643664660626,0.00398174247464083,0.0035647145763443647,0.0023471657146296354,0.0023412986699717273,0.0015381354288456133,0.0014917473142487833,0.001338570744001812,0.0012937972831868565,0.0008089988005069871,0.0007711911429119524,0.0007151293677065434,0.0005947449040846755,0.0005937710558987424,0.0005790339440571347,0.0004050876842203534,0.00040355605405874734,0.00031720600337885216,0.0003082106207457677,0.00029469251672050475,0.00025196508839603316,0.00024217845288459973],"twin_dists":[0.3505506683715675,0.3637235471604286,0.40065942440823943,0.41636122197076403,0.4317632647665085,0.4360639641655049,0.45193883597981405,0.45203223496351846,0.46744656540472584,0.4685502580415046,0.4724345041728348,0.47364759913693466,0.4900835116659116,0.4917280080752251,0.494310116253646,0.5005605357047378,0.5006157540599808,0.5014618424991584,0.5133380748119021,0.5134625316515202,0.5213116992138909,0.5222416783094845,0.5236882705090958,0.528709451640211,0.5299718009446579],"n_dims_used":43,"mean_confidence":0.8956483353015988},"coverage":{"mean_confidence":0.8956483353015988,"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}}