{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002652},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002806","480:4800002955","480:4800002900","480:4800003030","480:4800003249","480:4800003240","480:4800003392","480:4800003068","480:4800003203","480:4800002901","480:4800003439","480:4800002608","480:4800003195","480:4800003111","480:4800003149","480:4800003331","480:4800003197","480:4800003060","480:4800002849","480:4800002661","480:4800002604","480:4800003384","480:4800002606","480:4800002656","480:4800003242"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.49840673482281334,0.4782778311503468,0.453829486133962,0.3790160565223158,0.31992873526340115,0.30906465724773013,0.29557766452031126,0.2843700717672972,0.26087880620984727,0.2565577298132368,0.25364072632186313,0.24588485246658917,0.23851014036730225,0.23599842377753108,0.2340046249286793,0.23047941555626542,0.2284266022629826,0.2278855146015654,0.22359912028131973,0.22345523816687843,0.22067300133018172,0.21824096122386286,0.20611503244294618,0.19674716629960967,0.19298774438197097],"twin_dists":[0.15326717087483976,0.15773880484238015,0.1632531844663885,0.18091070505489382,0.1960766720269199,0.19902643570218612,0.2027726050991609,0.2059629878073137,0.21290697682428927,0.21422611235050343,0.21512457094255005,0.21754592506570078,0.21989430276731697,0.2207048804289287,0.22135233971832902,0.2225060207109563,0.22318320074937317,0.22336236350644387,0.2247917264355523,0.22484002088379623,0.22577799428420636,0.2266044084659245,0.23082031494027003,0.2341947657270202,0.23558019082978424],"n_dims_used":43,"mean_confidence":0.9130838970805324},"coverage":{"mean_confidence":0.9130838970805324,"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}}