{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000211},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000212","480:4800000241","480:4800000179","480:4800000180","480:4800000242","480:4800000240","480:4800000214","480:4800000213","480:4800000181","480:4800000244","495:4950000815","480:4800000215","480:4800000182","480:4800000216","491:4910003010","480:4800000239","495:4950000272","495:4950000814","480:4800000161","491:4910003271","480:4800000146","480:4800000149","480:4800000157","480:4800002979","480:4800000245"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,495,480,480,480,491,480,495,495,480,491,480,480,480,480,480],"twin_sims":[0.7738184780314659,0.7408129727374853,0.5406699296336086,0.5042275094293889,0.4995712485953421,0.45814988678801893,0.4138553276959942,0.19460000058470767,0.16457159468635016,0.13236427236658524,0.11390128592710308,0.09551414842208694,0.09273651362447544,0.08867252142379159,0.07185073743284094,0.06742827824123006,0.06446582237047767,0.06259491545612018,0.060087893527243745,0.05909802219157597,0.05573940851083257,0.05300605097836173,0.052208153392054917,0.05187338042971902,0.0471235397627883],"twin_dists":[0.09300644875575623,0.10060153303259244,0.14403148540693608,0.151983973355418,0.15301012138239348,0.16227128664111679,0.17251701091426988,0.2349837662284185,0.24672116423978474,0.26118644272060143,0.2707142094135896,0.2814701596158386,0.2832331805887679,0.2858894276466446,0.2980422488312271,0.3016160304731353,0.30411824821898487,0.3057473407436331,0.3079941029905283,0.308902465341757,0.3120810084050512,0.3147868878910488,0.31559856370177836,0.3159421884960476,0.3210282238000981],"n_dims_used":42,"mean_confidence":0.8929370698474702},"coverage":{"mean_confidence":0.8929370698474702,"n_dims_used":42,"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}}